Answer:
4:5
Step-by-step explanation:
because I already answer it when I am in grade6 and my answer is 4:5 and it's correct but I think it helps
Answer:
The ratio from ΔBDF to ΔCEG is 4:5Solution:
We know that:
ΔBDF ≅ ΔCEGBD = 8 unitsDF = 4 unitsFB = 6 unitsCE = 10 unitsEG = 5 unitsGC = 7.5 unitsLet's find the perimeter of both the triangles.
Perimeter of smaller triangle = 8 + 6 + 4 = 18 unitsPerimeter of larger triangle = 10 + 5 + 7.5 = 22.5 unitsNow, let's put them together into ratio form from ΔBDF to ΔCEG.
=> 18:22.5Let's simplify the ratio.
=> 180:225=> 45 x 4:45 x 5Cancel out the 45 from both sides as a:b = a/b.
4:5Hence, the ratio from ΔBDF to ΔCEG is 4:5
Logarithmic help is needed. Be sure to note the differences between logarithmic and exponential forms in each equation.
The pattern in converting logarithmic form to exponential form and vice versa is this:
\(y=b^x\leftrightarrow\log _by=x\)For the first exponential equation that is 16 = 8^4/3, our y = 16, b = 8, and x = 4/3. Let's plug this in the logarithmic pattern.
\(\begin{gathered} \log _by=x \\ \log _816=\frac{4}{3} \end{gathered}\)The logarithmic form of the first equation is log₈ 16 = 4/3.
Now, let's move to the second one.
\(\log _5(15,625)=6\)b = 5, y = 15, 625, and x = 6. Let's plug these in to the exponential pattern.
\(\begin{gathered} y=b^x \\ 15,625=5^6 \end{gathered}\)Hence, the exponential form of the second equation is 15, 625 = 5⁶.
Benjamin & Associates, a real estate developer, recently built 202 condominiums in McCall, Idaho. The condos were either two-bedroom units or three-bedroom units. If the total number of bedrooms in the entire complex is 522, how many two-bedroom units are there? How many three-bedroom units are there?
Answer:
There are 88 two bedroom units and 107 three bedroom units.
Step-by-step explanation:
Consider the provided information.Let x is the number of two-bedroom units and y is the number of three-bedroom units.Real estate developer, built 195 condominiums in McCall, Idaho.The total number of bedrooms in the entire complex is 497.Substitute the value of x in above equation.Substitute y = 107 in .Hence, there are 88 two bedroom units and 107 three bedroom units.
The side lengths of different triangles are given. Which triangle is a right triangle?
6,7,13
6
,
7
,
13
21−−√,99−−√,11
21
,
99
,
11
10,60,61
10
,
60
,
61
35−−√,14−−√,7
35
,
14
,
7
The triangle with side lengths √35 , √14 , 7 is a right triangle.
What is the right triangle?
A right-angle triangle is a triangle that has one of its angles 90 degrees. The sum of angles in a right triangle is 180 degrees.
p² + b² = h² ( In a right-angled triangle)
p = perpendicular of the triangle
b = base of the triangle
h = hypotenuse of the triangle
According to the Pythagoras theorem:
p² + b² = h² (In a right-angled triangle)
In Option D
(√35)² + (√14)² = 7²
49 = 49
Pythagoras theorem is followed in this triangle, hence it is a right angled triangle.
Hence, The triangle with side lengths √35, √14, 7 is a right triangle.
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Jug A contains 6/7 as much water as Jug B.Jug C contains 3/5 as much water as Jug A.Find the ratio of the volume of water in Jug B to the volume of water as Jug C.
The ratio of the volume of water in Jug B to the volume of water in Jug C is 35:18.
Let's assume the volume of water in Jug B is x.
According to the given information, Jug A contains 6/7 as much water as Jug B. Therefore, the volume of water in Jug A can be calculated as (6/7) * x.
Similarly, Jug C contains 3/5 as much water as Jug A. Hence, the volume of water in Jug C can be expressed as (3/5) * [(6/7) * x].
To find the ratio of the volume of water in Jug B to the volume of water in Jug C, we divide the volume of water in Jug B by the volume of water in Jug C:
(x) / [(3/5) * (6/7) * x]
Simplifying the expression, we get:
x / (18/35 * x)
The x values cancel out, leaving us with:
1 / (18/35)
To simplify further, we multiply the numerator and denominator by the reciprocal of the denominator:
1 * (35/18)
The final ratio is:
35/18
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MAKES
Find the volume of the circular cylinder.
3. Circular Cylinder
5 mm
2 mm
The volume of the circular cylinder be,
⇒ 62.8 mm³
Given that,
For a circular cylinder,
Height = 5 mm
Radius = 2 mm
Then we have to find the volume of this circular cylinder
Since we know that,
The right circular cylinder is a cylinder with circular bases that are parallel to each other. It's a three-dimensional form. The axis of the cylinder connects the centers of the cylinder's two bases.
This is the most frequent sort of cylinder encountered in daily life. The oblique cylinder, on the other hand, does not have parallel bases and resembles a skewed construction.
volume of circular cylinder = πr²h
Here we have,
r = 2 mm
h = 5 mm
Now put the values into the formula we get,
Volume = π x 2² x 5
= 62.8 mm³
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23÷34 Express your answer in simplest form.
Answer: 23 ÷ 34 = 0.6764705882352942
i will show faction
FACTION 8/9
Please help I will give brainliest.
Answer:
Hello,
Step-by-step explanation:
m∠DHG=(11x-36)°
m∠GHF=(x+12)°
(11x-36)°+(x+12)°=180°
12x-24=180
x=17
m∠arc DG=(11*17-36)°=151°
What is $6.00÷1.50? Please give me the right answers
Answer:
4
Step-by-step explanation:
Answer:
$4.00
Step-by-step explanation:
I used a calculator.
Perform the following mathematical operation, and report the answer to the appropriate number of significant figures.
1204.2 + 4.72613 = [?]
The answer is not 1208.92613 / 1200
Answer:
1,208.92613
Step-by-step explanation:
this is the answer
l-80-20l – 100 + l-100l = ???
Step-by-step explanation:
We can simplify the given expression using the rules of absolute values:
l-80-20l – 100 + l-100l
= -(20l + 80) - 100 + 100 (since |x| = -x when x is negative)
= -20l - 80
= -20(l + 4)
Therefore, the simplified expression is -20(l + 4).
Answer:
100
Step-by-step explanation:
\( | - 80 - 20| - 100 + | - 100| \\ = | - 100| - 100 + | - 100| \\ = 100 - 100 + | - 100| \\ = | - 100| \\ = \boxed{100}\)
____________
hope it helps!
Which point is a solution to the inequality shown in this graph?
(0,4)
(-3,0)
Answer:
B.(-3,0)
Step-by-step explanation:
i just finished the test
(-3,0) point is a solution to the inequality shown in this graph.
What is the definition of inequality?Inequality is a sort of equation in which the equal sign is missing. As we will see, inequality is defined as a statement regarding the relative magnitude of two claims.
There are two solutions os inequality are;
(0,4)
(-3,0)
But only one solution is given in the graph as;
(-3,0)
Hence, the (-3,0) is the point that is a solution to the inequality shown in this graph. Option B is correct.
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ASAP HELP PLEASE GIVING BRAINLIEST! Please read the question THEN answer correctly! No guessing!!
Answer:
C x = (-5+sqrt(-3))/2
D x = ( -5-sqrt(-3))/2
Step-by-step explanation:
Set the polynomial equal to zero
x^2 + 5x+7 =0
Subtract 7 from each side
x^2 + 5x+7-7 =-7
x^2 + 5x = -7
Complete the square by taking the coefficient of x and dividing by 2 and then squaring it
(5/2)^2 = 25/4
x^2 + 5x + 25/4 = -7+25/4
(x+5/2)^2 = -28/4 +25/4
(x+5/2)^2 = -3/4
Take the square root of each side
x+5/2 = ±sqrt(-3/4)
Subtract 5/2 from each side
x+5/2 -5/2 = -5/2±sqrt(-3/4)
x = -5/2±sqrt(-3/4)
x = -5/2±sqrt(-3)/2
x = (-5±sqrt(-3))/2
General solution of sin
Which can be represented using the product (50) × (-5) ?
O saving $5 each day for 50 days
O a submarine rising by 50 feet each hour for 5 hours
O earning $50 each month for 5 months
O an airplane losing altitude by 5 feet each second for 50 seconds
Answer: D
Step-by-step explanation:
Which is an equation in point-slope form of the line that passes through the points (4, 5) and (-3, - 1)? A. y-1 = 6/7 (x-3) B. y+3 = 7/6 (x+1) C. y+1 = 6/5 (x+3) D. y+1 = 6/7 (2+3)
The form of the slope-point of the linear equation is
y - y1 = m(x - x1)
m is the slope of the line
(x1, y1) is a point on the line
The rule of the slope is
\(m=\frac{y2-y1}{x2-x1}\)(x1, y1) and (x2, y2) are two points on the line
The line passes through points (4, 5) and (-3, -1)
x1 = 4 and y = 5
x2 = -3 and y2 = -1
Substitute them in the rule of the slope to find it
\(m=\frac{-1-5}{-3-4}=\frac{-6}{-7}=\frac{6}{7}\)Let us substitute it in the form of the equation above and use point (-3, -1)
\(\begin{gathered} y-(-1)=\frac{6}{7}(x--3) \\ y+1=\frac{6}{7}(x+3) \end{gathered}\)The answer is D
If
c
=
6
, evaluate the following expression:
c
2
Answer:
36
Step-by-step explanation:
Step 1: Define
c = 6
c²
Step 2: Substitute and Evaluate
6²
36
5/8 + 3/4 / -2/3- 5/6.
Answer:
-5/16 or -0.3125
Step-by-step explanation:
Answer:
-11/12
Step-by-step explanation:
Fyi you can use the app photo math you just take a pic of the problem and it gives you the answer and explains the steps and it is free.
Need the correct answer to this question please
Answer:
3x-10=7x+5
Step-by-step explanation:
what is the product of x^2y^3(4x^5y^4-2x^4y^3)
Answer:
I think its 4x^7y^7-2x^6y^6
Step-by-step explanation:
I need help. I have no idea on this question
To find the area of the figure, we need to divide the area into 3 figures as shown above.
Hence, the right answer is
3 rectangles
Combine these radicals. Whos ever up I need this NOW!! 55 points
√27 - √3
= 3√3 - √3
= 2√3
I think the answer is the second one.
An insurance company claims that in the population of homeowners, the mean annual loss from fire is u-$5000 with a standard deviation of o-$250
distribution of loss is strongly right-skewed: Many policies have $0 loss, but a few have large losses.
If we create a sampling distribution with a sample of 64 homeowners, what is the z-score that corresponds to a sample average of $5100?
Round to four decimals
Type your answer.
1 point
Answer:
To find the z-score, we use the formula:
z = (x - mu) / (sigma / sqrt(n))
where:
x = sample mean = $5100
mu = population mean = $5000
sigma = population standard deviation = $250
n = sample size = 64
Substituting the values, we get:
z = (5100 - 5000) / (250 / sqrt(64))
z = 2.56
Therefore, the z-score that corresponds to a sample average of $5100 is 2.56 (rounded to four decimals).
Step-by-step explanation:
I clicked on the black picture. thought is was the box to enter the answer.
pls help i will give brainliest
Answer:
1) 2
2) -2
Step-by-step explanation:
1)
x - 5 = -3
Add 5 to both sides
x = 2
2)
3 - 2x = x + 9
Add 2x to both sides.
3 = 3x + 9
Subtract 9 from both sides
-6 = 3x
Divide both sides by 3
-2 = x
x = -2
Hope this helps you understand! :D
Help please and show ya work
Answer:
D: 14.5
Step-by-step explanation:
4.1 = d - 10.4 add 10.4 to each side
14.5 = d
Answer:
14.5
Step-by-step explanation:
10.4 - 4.1 = 14.5
Tangela bought 12 cans of soda for 5.40 what was the unit rate for each can of soda
what is the unit rate for each soda
Answer:
Step-by-step explanation:
So 5.40 divided by 12
I NEED HELP PLS HURRY
1. Write each expression with a single exponent:
a. (10^7)²
b. (10^9)³
c. (10^6)³
d. (10^2)³
e. (10³)²
f. (10^5)^7
Answer:
We use the rule,
\((a^b)^c = a^{bc}\)
a. (10^7)²
\((10^7)^2 = 10^{(7)(2)} = 10^{14}\)
10^14
b. (10^9)³
\((10^9)^3 = 10^{(9)(3)} = 10^{27}\)
10^27
c. (10^6)³
\(10^{(6)(3)}= 10^{18}\)
10^18
d. (10^2)³
\(10^{(2)(3)} = 10^{6}\)
10^6
e. (10³)²
\(10^{(3)(2)}=10^{6}\)
10^6
f. (10^5)^7
\(10^{(5)(7)} = 10^{35}\)
10^35
Step-by-step explanation:
Please fast!!!!!!!!!!!!!!!! Triangle 1 and triangle 2 are similar right triangles formed from a ladder leaning against a building.
Triangle 1 Triangle 2
The distance, along the ground, from the bottom of the ladder to the building is 12 feet. The distance from the bottom of the building to the point where the ladder is touching the building is 18 feet. The distance, along the ground, from the bottom of the ladder to the building is 8 feet. The distance from the bottom of the building to the point where the ladder is touching the building is unknown.
Determine the distance from the bottom of the building to the point where the ladder is touching the building for triangle 2.
27 feet
18 feet
12 feet
5 feet
The distance from the bottom of the building to the point where the ladder is touching the building for triangle 2, obtained using trigonometric ratio of tangent is 12 feet. The correct option is therefore;
12 feet
What are the trigonometric ratios?The trigonometric ratios are the value relationship between an interior angle of a right triangle and two of the sides of the triangle.
The right triangles are similar, therefore, the tangent of the angle the ladder makes with the ground are the same, which indicates;
tan(θ) = (Length of the side facing the angle θ) ÷ (Length of the side adjacent to the angle θ)
The side facing the angle is the distance from the bottom to the point where the ladder touches the building.
The adjacent to the angle is the horizontal distance from the bottom to the ladder to the building.
Therefore; tan(θ) = 18/12 = x/8
Where x = The distance from the bottom of the building to the point the ladder touches the building for triangle 2
18/12 = x/8
x = 18/12 × 8 = 12
The distance, x = 12 feet
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Answer:
12?
Step-by-step explanation:
I'm not too sure! I am in the middle of taking the test right now.
The first shelf on Hannah’s bookshelf hoods an equal number of fiction and nonfiction. If Hannah’s selects 5 books randomly, what is the probability that 3 of the books will be fiction and 2 will be nonfiction
Answer:
The correct option is (D) one of the non-fiction books on the bottom shelf and a second non-fiction book from the bottom shelf.
Step-by-step explanation:
What is probability?
Probability is the branch of mathematics that deals with numerical descriptions of how probable an event is to occur or how likely it is that a claim is true.
To find which 2 books describe a pair of dependent events:
A pair of two dependent events are simply those in which the selection of the second item is contingent on the selection of the first item, causing the probability to change.
Because the sample size is lowered when the initial item is taken without replacement, choosing the exact same item reduces the chance.
Now, in regard to the question, this means that for two of the occurrences to be independent, they must be on the same shelf and of the same type of book, so that the second book cannot be selected until the first one is.
Option D, where both books are on the same shelf and are of the same type, is the only option that fulfills this requirement.
Therefore, the correct option is (D) one of the non-fiction books on the bottom shelf and a second non-fiction book from the bottom shelf.
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please help me with theses!! need to get it done asap.
Answer:
Question 1 : Pierre is right
Question 2 : 0.85 (because 1 - 0.15 = 0.85)
Question 3 : Less than 1
Step-by-step explanation:
Suppose that a department contains 8 men and 15 women. How many ways are there to form a committee with six members if it must have more women than men?
Answer:
\(Selection = 67249\ ways\)
Step-by-step explanation:
Given
\(Men = 8\)
\(Women = 15\)
\(Committee = 6\)
Required
Determine the number of selections if the committee must have more women
To have more women, the selection has to be:
(4 women and 2 men) or (5 women and 1 man) or (6 women and 0 man)
Where each selection is calculated using:
\(^nC_r = \frac{n!}{(n - r)!r!}\)
So, the selection is calculated as thus:
\(Selection = (^{15}C_4 * ^{8}C_2) + (^{15}C_5 * ^{8}C_1) + (^{15}C_6 * ^{8}C_0)\)
\(Selection = (\frac{15!}{(15 - 4)!4!} * \frac{8!}{(8 - 2)!2!}) + (\frac{15!}{(15 - 5)!5!} * \frac{8!}{(8 - 1)!1!}) + (\frac{15!}{(15 - 6)!6!} * \frac{8!}{(8 - 0)!0!})\)
\(Selection = (\frac{15!}{11!4!} * \frac{8!}{6!2!}) + (\frac{15!}{10!5!} * \frac{8!}{7!1!}) + (\frac{15!}{9!6!} * \frac{8!}{8!0!})\)
\(Selection = (\frac{15 * 14 * 13 * 12}{4 * 3 * 2 * 1} * \frac{8 * 7}{2 * 1}) + (\frac{15 * 14 * 13 * 12 * 11}{5*4*3*2*1} * \frac{8}{1}) + (\frac{15 * 14 * 13 * 12 * 11 * 10}{6*5*4*3*2*1} * \frac{1}{1})\)
\(Selection = (\frac{32760}{24} * \frac{56}{2}) + (\frac{360360}{120} * 8) + (\frac{3603600}{720})\)
\(Selection = (1365 * 28) + (3003 * 8) + (5005)\)
\(Selection = 38220 + 24024 + 5005\)
\(Selection = 67249\ ways\)