The equation of the boundary is (x-1)²+(y+1)²= 25, and the radius is 5 miles. The correct option is B.
What is the equation of a circle?A circle is defined as a collection of all points on a plane that is at a predetermined distance from the centre. The radius is the size of that area.
The equation of the circle is given as.
(x - h)² + ( y - k)² = r²
You can see from the answer that you must first multiply x by two and then add a negative to it. Next, you increase it by 2 after adding y+1.
You are given a radius of 25 or 5 miles. To double-check your responses to the problem, take a look at the graph.
The equation of the boundary is,
(x-1)²+(y+1)²= 25
The radius is,
(x - h)² + ( y - k)² = r²
(x-1)²+(y+1)²= 5²
r = 5
Therefore, the equation of the boundary is (x-1)²+(y+1)²= 25, and the radius is 5 miles. The correct option is B.
The complete question is given below and the diagram is attached with the answer.
A small delivery company can deliver only in a small part of the city. Write an equation for the boundary where the company delivers. and find its radius.
Select the appropriate response:
A) (x+1)2+(y-1)2= 25 radius = 5 miles
B) (x-1)2+(y+1)2= 25 radius = 5 miles
C) (x+1)2+(y-1)2= 25 radius = 10 miles
D) (x-1)2+(y+1)2= 25 radius = 10 miles
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The maximum fishery biomass that can be removed yearly while still sustaining the population is the __________.
The maximum fishery biomass that can be removed yearly while still sustaining the population is known as the Maximum Sustainable Yield (MSY).
The Maximum Sustainable Yield (MSY) represents the maximum amount of fishery biomass that can be harvested from a population each year while maintaining its long-term sustainability. It is a crucial concept in fisheries management, aiming to balance resource utilization with the need for population replenishment.
By setting harvest limits below the MSY level, fish stocks can regenerate, ensuring the continuation of the fishery in the future. MSY takes into account various factors such as population growth rates, reproductive potential, and ecosystem dynamics to determine a sustainable level of extraction.
Proper adherence to MSY principles helps prevent overfishing and promotes the conservation of aquatic resources.
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19/5 converted into a decimal
Answer:
3.8
Step-by-step explanation:19 divided by 5 equals 3.8
Solve this quick!
(6x-3)+(3x-9)
Hint- answer is a binomial!
Step-by-step explanation:
(6x - 3) + (3x - 9)6x - 3 + 3x - 99x - 129x = 12x = 12÷9x = 1.33______________please follow meSolve the following systems of equations using Gaussian Elimination. 2x + 3y + z = 2 y + 5z = 20 -x+2y+3z = 13
Find the inner product of two vectors A = (2, -3,0) and B = = (-1,0,5)
The inner product of two vectors A = (2, -3,0) and B = (-1,0,5) is -2 / √(13×26).
Solving the given system of equations using Gaussian elimination:
2x + 3y + z = 2 y + 5z = 20 -x+2y+3z = 13
Matrix form of the system is
[A] = [B] 2 3 1 | 2 0 5 | 20 -1 2 3 | 13
Divide row 1 by 2 and replace row 1 by the new row 1: 1 3/2 1/2 | 1
Divide row 2 by 5 and replace row 2 by the new row 2: 0 1 1 | 4
Divide row 3 by -1 and replace row 3 by the new row 3: 0 0 1 | 5
Back substitution, replace z = 5 into second equation to solve for y, y + 5(5) = 20 y = -5
Back substitution, replace z = 5 and y = -5 into the first equation to solve for x, 2x + 3(-5) + 5 = 2 2x - 15 + 5 = 2 2x = 12 x = 6
The solution is (x,y,z) = (6,-5,5)
Therefore, the solution to the given system of equations using Gaussian elimination is (x,y,z) = (6,-5,5).
The given two vectors are A = (2, -3,0) and B = = (-1,0,5). The inner product of two vectors A and B is given by
A·B = |A||B|cosθ
Given,A = (2, -3,0) and B = (-1,0,5)
Magnitude of A is |A| = √(2²+(-3)²+0²) = √13
Magnitude of B is |B| = √((-1)²+0²+5²) = √26
Dot product of A and B is A·B = 2(-1) + (-3)(0) + 0(5) = -2
Cosine of the angle between A and B is
cosθ = A·B / (|A||B|)
cosθ = -2 / (√13×√26)
cosθ = -2 / √(13×26)
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Please help thank you
Answer:
x=35
Step-by-step explanation:
3x+15=2x+50 (opposite angles are equal)
3x=2x+35
x=35
11πWhat is the number of degrees in an angle whose radian measure is12a. 150c. 330b.165d. 518?
Given:
An angle in radian measure is
\(\frac{11\pi}{12}\)Required:
Find the degree measure of the angle.
Explanation:
The radian measure is
\(\frac{11\pi}{12}\)To convert the radian measure multiply it by
\(\frac{180}{\pi}\degree\)\(\begin{gathered} \frac{11\pi}{12}\times\frac{180}{\pi}=\frac{11}{12}\times180 \\ \frac{11\pi}{12}\times\frac{180}{\pi}=11\times15 \\ \frac{11\pi}{12}\times\frac{180}{\pi}=165\degree \end{gathered}\)Final Answer:
Option b is the correct answer.
This figure represents a small doorstop. The plan is to paint 40% of the total surface area, including the bottom face, of the doorstop with blue paint.
How much surface area will be painted blue?
A. 6200 cm²
B. 3720 cm²
C. 2232 cm²
D. 1488 cm²
The surface area painted blue will be 1,488 square cm.
The correct option is: (D)
What is surface area?Surface area is the amount of space covering the outside of a three-dimensional shape.
We have, The plan is to paint 40% of the total surface area.
The surface area is :
Surface Area = (17 + 17 + 18 + 30 + 18) x 24 + 8 x 30 + 2 x 30 x 18
Surface Area = 100 x 24 + 8 x 30 + 60 x 18
Surface Area = 2400 + 240 + 1080
Surface Area = 3720 square cm
Blue paint will be applied to 40% of the overall surface area of the doorstop, including the bottom face then
= 0.40 x 3720
= 1488 square cm
Therefore, the surface area painted blue will be 1,488 square cm.
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10 out of 15
Which is the equation of the line passing through (0, 8) and (4, 0)?
Answer:
y=-2x+8
Step-by-step explanation:
We want an equation of the form y=mx + b, where m is the slope and b is the value of y when x=0.
The slope of a line through the two given points:
(4,0) and (0,8)
Rise = (8-0) = 8
Run = (0-4) = -4
Slope = 8/-4 = -2
The y-intercept is given by the point (0,8), which tells us that b=8.
The equation is y = -2x + 8
Answer:
Which is the equation of the line passing through (0, 8) and (4, 0)?
The one that you are on is correct
y = -2x + 8Step-by-step explanation:
You're welcome.
extra problem one to turn in: five cards are dealt from a standard 52-card deck. what is the probability we draw a) five face cards (k, q or j)? b) a full house with all cards being face cards?
a) The number of ways to draw five face cards from a standard deck of 52 cards is C(16, 5), where C(n, k) is the number of combinations of n things taken k at a time. The probability of drawing five face cards is therefore:
C(16, 5) / C(52, 5) = 4165 / 2598960
b) A full house consists of three of one rank and two of another. There are 12 face cards in each rank, so there are C(12, 3) ways to choose the three of one rank, and C(12, 2) ways to choose the two of another rank. The total number of full house hands consisting of face cards is therefore:
C(12, 3) * C(12, 2) = 220
The probability of drawing a full house with all face cards is:
220 / C(52, 5) = 220 / 2598960
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How much less did barrys loan at a interest rate of 9 cost him
Barry's loan at an interest rate of 9% cost him $30.00 less than Alex's loan at an interest rate of 21%.
The difference in the cost of Barry's loan at an interest rate of 9% and Alex's loan at an interest rate of 21% can be calculated by finding the difference between the interest paid on each loan.
First, we'll calculate the interest paid on Barry's loan:
Interest = Principal x Interest Rate x Time
Interest = $1000 x 9% x 3/12
Interest = $22.50
Next, we'll calculate the interest paid on Alex's loan:
Interest = Principal x Interest Rate x Time
Interest = $1000 x 21% x 3/12
Interest = $52.50
Finally, we'll find the difference between the two:
Difference = $52.50 - $22.50
Difference = $30.00
Therefore, Barry's loan at an interest rate of 9% cost him $30.00 less than Alex's loan at an interest rate of 21%.
Note: The question is incomplete. The complete question probably is: Barry and Alex both took out a loan for $1000 for 3 month loan term. How much less did Barry’s loan at an interest rate of 9% cost him than Alex’s loan at an interest rate of 21%.
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Given rectangles ABCD and ABCD describe the transformation that takes place from ABCD to ABCD
a 90° clockwise rotation about the origin and a
translation of 7 units down
B&
a reflection over the raxis then a reflection over
the y-axis and a 90° rotation clockwise about the
origin
D.
10 S8
420
8 10
A
a reflection over the y-axis then a reflection over
the raxis and a 90° rotation clockwise about the
origin
a 90° counterclockwise rotation about the origin
and a translation of 6 units to the right
The transformation of the rectangles ABCD and ABCD is for the 90-degree clockwise rotation about the origin and a translation of 7 units down.
Here the transformed rectangle is the result of two steps, including the steps of rotation and translation from the x-y axis, near the origin.
Here change is in such a way that, the first rotation is a 90 clockwise rotation about the origin, where the vertex c is near to the origin, again there is a translation of 7 units down, considering the rotated rectangle As A'B'C'D'. here the proper explanation of the process is shown in the image attached.
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A colony of bacteria starts with 9 bacteria at noon. If the number
of bacteria triples every 20 minutes, how many bacteria will be
present at 2:40 pm that afternoon?
Help me pleassssse thanks
Answer:
Point A(5, -1) is mapped to A'(1, 5)
The rule is:
(x, y) → (-y, x)This is 90° anticlockwise rotation
Point B(-4, 6) will map to:
B(-4, 6) → B'(-6, -4)Two Student Were Racing Home From School. Eric Rides His Skateboard And Robby Rides His Bicycle. Robby Leaves 40 Seconds Before Eric. Robby Traveled At A Speed Of 30 Feet Per Second. Eric Traveled At A Speed Of 10 Feet Per Second. For How Many Seconds Has They Traveled When Both Boys Were The Same Distance From School?
( SHOW WORK )
Answer:
60 s
Step-by-step explanation:
Here is the complete question
Two students were racing home from school. Eric rides his skateboard and Robby rides his bicycle. Eric leaves 40 seconds before Robby. Eric traveled at a speed of 10 feet per second. Robby traveled at a speed of 30 feet per second. For how many seconds had Eric traveled when the both boys were the same distance from school?
Solution
Let Robby start his race at time t seconds. Eric starts his race at 40 seconds later implies his time is t' = t + 40.
Since Robby moves at a speed of 30 ft/s, the distance he travels in time, t seconds is d = 30t
Since Eric moves at a speed of 10 ft/s, the distance he travels in time, t' seconds is d' = 10t' = 10(t + 40).
When their distances are the same, d = d'. So,
30t = 10(t + 40)
expanding the bracket, we have,
30t = 10t + 400
collecting like terms, we have,
30t - 10t = 400
20t = 400
dividing both sides by 20, we have
t = 400/20
t = 20 s
Since the time Eric has travelled is t' = t + 40 = 20 + 40 = 60 s.
So, Eric has travelled 60 s when the boys have travelled the same distance from the school..
what is the answer for
-16+x=-15
Answer:
x=1
Step-by-step explanation:
-16+x=-15
-16+x+16=-15+16 Add the terms to both sides of the equation.
After that you simplify.
x - 0.25x = 0.75x
what statement can match that equation ?
example: decrease a number by 75% is the same as multiplying by 45%
help please pic is attached 20 points
What is the importance of making connections with the real world
when teaching math concepts? What are some real-world applications
of geometry that would be appropriate for young
learners?
These real-world applications help young learners see the practical applications of geometry and develop a deeper understanding of geometric concepts while making learning more engaging and meaningful.
Relevance: Connecting math to real-world applications helps students see the practical value and relevance of the concepts they are learning. It provides a meaningful context and motivation for learning.
Engagement: Real-world applications make math more interesting and engaging for students. It brings concepts to life and helps students see how math is used in everyday life.
Deep understanding: By applying math concepts to real-world situations, students develop a deeper understanding of the concepts and their connections. It promotes critical thinking, problem-solving skills, and the ability to apply mathematical knowledge in different contexts.
Transferability: Real-world applications help students see how math concepts can be transferred and applied to various situations. It promotes the ability to apply learned concepts to new and unfamiliar problems.
Some real-world applications of geometry that would be appropriate for young learners include:
Measurement: Young learners can apply geometric concepts to measure and compare the lengths, areas, and volumes of objects in their environment. For example, measuring the length of a room, comparing the sizes of different shapes, or estimating the volume of a container.
Navigation and Maps: Young learners can use geometry to understand maps, directions, and spatial relationships. They can learn about reading maps, understanding coordinates, and finding distances between locations.
Architecture and Construction: Exploring geometric shapes, angles, and symmetry can help young learners understand the principles of architecture and construction. They can design and build simple structures using different shapes and understand the importance of stability and balance.
Art and Design: Geometry plays a significant role in art and design. Young learners can explore symmetry, patterns, and shapes in various art forms. They can create tessellations, explore rotational symmetry, or design patterns using geometric shapes.
Everyday Objects: Geometry is present in everyday objects around us. Young learners can identify and classify shapes in their environment, such as identifying spheres, cubes, cylinders, and cones in objects like balls, boxes, cups, and ice cream cones.
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What is the domain of the given function?
domain is {x | x, -6, -1, 0, 3}
To determine the domain of the given function, we need to identify all the valid input values (x-values) for which the function is defined. Looking at the given data, we have the following pairs of x and y values: (-6, -7), (-1, 1), (0, 9), and (3, -2).
The domain of the function is simply the set of all x-values from these pairs. Thus, the domain of the function is {-6, -1, 0, 3}, as these are the valid input values for which we have corresponding output values.
In summary, the domain of the given function is {-6, -1, 0, 3}.
Therefore, domain is {x | x, -6, -1, 0, 3}
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A school is having a canned food drive. Each class is challenged to collect 130 cans. If there are c classes in the school, which equation could be used to find the total number of cans, T, the school will collect if each class meets the challenge? *
1 point
T = 130c
T = 130/s
T = c/130
T = 130 + c
Answer:
The first answer 130c
Step-by-step explanation:
Sarah purchased 8kg of sugar, 10kg of
flour, 500g of cocoa, 225g of pecans,
and 275g of coconut. How much do all
her groceries weigh in kilograms?
The total weight is 18.5 kilograms
1
y>
5x + 3
What is the y-intercept
(xy)
What is the slope
Will the line be solid or dotted
Given:
The inequality is:
\(y>5x+3\)
To find:
The y-intercept, slope and type of line (solid or dotted).
Solution:
The slope intercept form of a line is:
\(y=mx+b\) ...(i)
Where, m is the slope and b is the y-intercept.
We have,
\(y>5x+3\)
The relation equation is:
\(y=5x+3\) ...(ii)
On comparing (i) and (ii), we get
\(m=5\)
\(b=3\)
It means the slope is 5 and the y-intercept is 3.
The sign of the inequality in the given inequality is ">". It means the boundary line is not included in the solution set. So, the boundary line is a dotted line.
Therefore, the slope is 5, the y-intercept is 3 and the line is a dotted line.
Find the measure of each numbered angle.
Answer:
Angle 1 - 148
Angle 2 - 32
Angle 3 - 73
Angle 4 - 148
Angle 5 - 105
Step-by-step explanation:
Angle 1 forms a line with angle 32 and equals 180, therefore Angel 1 = 180 - 32 = 148
Angle 2 has the same value as the opposing angle, 32
Angle 3 combined with 32 and 75 equals 180, therefore
Angle 3 = 180 - 32 - 75
Angle 3 = 73
Angle 4 is equal to angle 1
Angle 5 combined with 43 and Angle 2 (32) equals 180
Angle 5 = 180 - 43 - 32
Angle 5 = 105
Find all the first derivatives of the function f(x,y) = x^0.9y^1.8. Show all of your steps with explanations of what you are doing.
The first derivative of the given function with respect to x is 0.9x^(-0.1)y^1.8 and the first derivative of the given function with respect to y is 1.8x^0.9y^0.8.
The given function is f(x, y) = x^0.9y^1.8. The question is to find the first derivative of the given function with respect to x and y respectively.
Here are the solutions; The first derivative of the given function with respect to x is given by ∂f(x, y)/∂x:∂f(x, y)/∂x = 0.9x^(-0.1)y^1.8
On the other hand, the first derivative of the given function with respect to y is given by ∂f(x, y)/∂y:∂f(x, y)/∂y = 1.8x^0.9y^(1.8 - 1)∂f(x, y)/∂y = 1.8x^0.9y^0.8
Therefore, the first derivative of the given function with respect to x is 0.9x^(-0.1)y^1.8 and the first derivative of the given function with respect to y is 1.8x^0.9y^0.8.
The above steps use the concept of partial derivatives of a function with respect to a variable that can be applied in such types of questions.
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The given function is
\(f(x,y) = x⁰.⁹ y¹.⁸\)
Now, let's find the first derivative of the function with respect to x and y.
First derivative of the function with respect to x:
We have to use the chain rule here.
According to the chain rule,
the derivative of the outer function is multiplied by the derivative of the inner function.
The inner function is \(y¹.⁸,\)
whose derivative with respect to x is 0.
Therefore, we only have to differentiate the outer function with respect to x.
\(f(x,y) = x⁰.⁹ y¹.⁸∂f/∂x = ∂/∂x (x⁰.⁹ y¹.⁸)∂f/∂x = 0.⁹x^(-0.1) y¹.⁸∂f/∂x = 0.⁹y¹.⁸/x^0.1\)
First derivative of the function with respect to y:
We have to use the chain rule here.
According to the chain rule, the derivative of the outer function is multiplied by the derivative of the inner function.
The inner function is \(x⁰.⁹,\)
whose derivative with respect to y is 0.
Therefore, we only have to differentiate the outer function with respect to y.
\(f(x,y) = x⁰.⁹ y¹.⁸∂f/∂y = ∂/∂y (x⁰.⁹ y¹.⁸)∂f/∂y = 1.⁸ x⁰.⁹ y^(0.8)∂f/∂y = 1.⁸x^0.9 y^0.8\)
Hence, the first derivative of the given function with respect to x is
\(0.⁹y¹.⁸/x^0.1\)
and with respect to y is \(1.⁸x^0.9 y^0.8.\)
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wHAT IS THE ANSWER OF THIS? the correct answer will be marked brainliest
Solve the inequality. |x − 3| + 8 > 6
The inequality expression given has a solution of 1 < x < 5.
Solving inequalities
Inequality are expressions not separated by an equal sign. Given the inequality expression below;
|x − 3| + 8 > 6
The expression can be divided into x − 3 + 8 > 6 and -(x - 3) + 8 > 6
For the inequality x − 3 + 8 > 6
x - 3 > 6 - 8
x - 3 > -2
x > 1
For the inequality -(x - 3) + 8 > 6
-(x - 3) > 6 - 8
-(x - 3) > - 2
x - 3 < 2
x < 5
Hence the solution to the given inequality is 1 < x <5
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cylindrical container of paint is 3 cm across the top and about 7 cm high. how many cubic centimeters of paint can it hold?
The number of cubic centimeters of paint that will fit in the cylindrical container is:
66.36 cm³
How to find the volume of a cylindrical container?The volume of a cylinder can be determined by multiplying the area of the base by the height. It may be expressed using the formula:
V = πr²h
where π (pi) is approximately equal to 3.14, r is the radius, and h is the height.
You should also note that the radius of the cylinder is one-half of the diameter.
V = πr²h
Since the cylindrical container of paint has a diameter of 3 cm, its radius would be 1.5 cm. Furthermore, its height is around 7 cm. As a result, by substituting the given values into the formula, we may get the following result:
V = πr²hV = π(1.5)²(7)
V = 66.36 cm³
Therefore, the cylindrical container of paint can hold approximately 66.36 cubic centimeters of paint.
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PLEASE HELP! but pleassseee don't answer if you just want the points I'll report you. It's really simple I'm just REALLY not smart
Answer:
A) 15x+9x
B) you have to graph
C)yes, all she wants to do is make 90 bucks she can totally do more if she wants
D) you can choose
Step-by-step explanation:
15*12 & 9*12
ASAP HELP 100 POINTS
Answer:
m∠1 = 180° - 46° = 134° ⇒ Consecutive interior angles are supplementarym∠2 = 46 ⇒ Alternate interior angles are congruentAnswer:
m∠1 = 180° - 46° = 134° ⇒ Consecutive interior angles are supplementary
m∠2 = 46 ⇒ Alternate interior angles are congruent
Step-by-step explanation:
Name the vertices of the following points when they have been translated 6 units to the right and 10 units up A(1,-1) B (2, -2) C(-2,2)
A. C’(8,8)
B. C’(-8,-8)
C. C’(4,12)
D. C’(-4,12)
The translated points are A'(7, 9), B'(8, 8), and C'(4, 12) when they have been translated 6 units to the right and 10 units up.
What is a coordinate plane ?A coordinate plane is a plane in which a set of two number lines are represented, horizontal line is called x-axis and vertical line is called y-axis.
The given points are,
A(1, -1), B (2, -2) and C(-2, 2).
When the points are translated 6 units to the right and 10 units up implies that,
There will be increase of 6 units in x coordinate and increase of 10 units in y coordinate
The point coverts as
A'(7, 9), B'(8, 8), and C'(4, 12)
The translated points are A'(7, 9), B'(8, 8), and C'(4, 12).
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