Answer:
60%
Step-by-step explanation:
In the figure below, there are three right trangles. Complete the following.
(a) Write a similiarity statement relating the three right triangles.
(b)Complete each proportion.
a. ΔEGF~ΔGHF~ΔEHG are the similarities between the three right triangles.
b. HF/HG = GH/EH; EF/EG = EG/EH
Information about Similar Triangles?According to the similar right triangle theorem, if a right triangle's altitude is drawn from its right angle, two similar right triangles are created, and both similar right triangles are identical to the original right triangle. All three right triangles are essentially the same.
Similar triangles contain three pairs of comparable side lengths that are proportionate to one another, or whose ratios are identical.
The corresponding side lengths are taken into account when constructing similarity statements.
A similarity assertion linking the three right triangles is thus: ΔEGF~ΔGHF~ΔEHG.
b. They will have the following side ratios: EF/EG = EG/EH HF/HG = GH/EH
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x + 4y = 9
-x - 2y = 3
Hope it helps :)
\(x + 4y = 9 \\
-x - 2y = 3 \\ eliminate \: one \: variable \: by \\ adding \: the \: equations \\ 2y = 12 \\ divide \: both \: sides \\ y = 6 \\ substitute \: the \: value \: of \: y \\ \: into \: equation \: ...2 \\ - x - 2(6) = 3 \\ solve \: the \: equation \\ - x - 12 = 3 \\ - x = 3 + 12 \\ - x = 15 \\ x = - 15 \\ SOLUTION \\ x = - 15 \\ y = 6 \\ Hope \: it \: helps :)\)
Answer the questions below to find the total surface area of the can.
Answer:
\(\begin{aligned}SA &= 7.125\pi \text{ in}^2\\& \approx 22.4 \text{ in}^2 \end{aligned}\)
Step-by-step explanation:
We can find the Surface Area of the can by adding the areas of each of its parts:
\(SA = 2( A_{\text{base}}) + A_\text{side}\)
First, we can calculate the area of the circular base:
\(A_{\text{circle}} = \pi r^2\)
\(A_{\text{base}} = \pi (0.75 \text{ in})^2\)
\(A_{\text{base}} = 0.5625\pi \text{ in}^2\)
Next, we can calculate the area of the rectangular side:
\(A_\text{rect} = l \cdot w\)
\(A_\text{side} = (4\text{ in}) \cdot C_\text{base}\)
Since the width of the side is the circumference of the base, we need to calculate that first.
\(C_\text{circle} = 2 \pi r\)
\(C_\text{base} = 2 \pi (0.75 \text{ in})\)
\(C_\text{base} = 1.5 \pi \text{ in}\)
Now, we can plug that back into the equation for the area of the side:
\(A_\text{side} = (4\text{ in}) (1.5\pi \text{ in})\)
\(A_\text{side} = 6\pi \text{ in}^2\)
Finally, we can solve for the surface area of the can by adding the area of each of its parts.
\(SA = 2( A_{\text{base}}) + A_\text{side}\)
\(SA = 2(0.5625\pi \text{ in}^2) + 6\pi \text{ in}^2\)
\(\boxed{SA = 7.125\pi \text{ in}^2}\)
\(\boxed{SA \approx 22.4 \text{ in}^2}\)
3x-4=2x+1
3x-4-2x=2x+1-2x
x-4=1
x-4+4=1-4
x=-3
Answer:
3x-4=2x+1 the answer is x=5
3x-4-2x=2x+1-2x the answer is x=5
x-4=1 the answer is x=5
x-4+4=1-4 the answer is x=-3
x=-3 is already the answer
Step-by-step explanation:
3x-4=2x+1
=3x-2x=1+4
=1x=5
=1x/1=5/1
=x=5
3x-4-2x=2x+1-2x
=3x-2x-2x+2x=1+4
=1x=5
=1x/1=5/1
=x=5
Seven and six tenths more than three times a number is 52.6..what’s the equation
Answer:
3n + 7.6 = 52.6
Step-by-step explanation:
DAB & DE
BC & DF
OBC & EF
□CA & FD
CB & DE
211
ABC is congruent with DEF. Select the correct corresponding side pairs
The corresponding sides of the similar triangles are given as follows:
AB and DE.BC and EF.CA and FD.What are similar triangles?Similar triangles are triangles that share these two features presented as follows:
Congruent angle measures.Proportional side lengths.The corresponding sides are those that have the proportional side lengths, hence they are those who have the same angle measure in each triangle.
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I thought I understood how to get the answer, but I got the second question wrong so I don't know what to do. Can anyone explain to me how to do it? I also am dyslexic and have a hard time rounding numbers. So, I dont think I understood how to round to the nearest dollar.
Answer:
$223,787
Step-by-step explanation:
r = 0.02
C = 191,000
t = 8
S = 191,000 (1 + 0.02)⁸
Follow order of operations (PEMDAS).
S = 191,000 (1.02)⁸
S = 191,000 (1.171659381)
S = 223,786.9
(We want to round to the nearest dollar, which is the ones place, so ignore all digits after the tenths place.)
Rounding, S = 223,787
Miguel is posting photos on a school website. He has 48 photos, and he is allowed to
use 12 pages. He wants to put the same number of photos, p, on each page.
1) Which equation represents the situation?
Answer:
12p=48
Step-by-step explanation:
Write a function for the sinusoid (the curve).
У
(2,5)
14
(1, -1)
3
1
Choose...
3 cos x + 2
The function is f(x) = 3 sin x
3 sin x
3 cos x
2 X
The equation of the sinusoid function is:
3 Sin πx + 2.
Let's analyze the given options to find the correct equation:
a. 3 Cos πx + 2:
This option is a cosine function with a vertical shift of 2, but it does not have the correct amplitude or period. Therefore, it is not the correct equation.
b. 3 Sin x: This option is a sine function with the correct amplitude, but it does not have the correct vertical shift or period. Therefore, it is not the correct equation.
c. 3 Sin πx + 2: This option is a sine function with the correct amplitude and vertical shift. Let's check if it has the correct period:
To determine if the period is correct, we need to calculate the x-values when the function repeats itself.
In this case, we need to find x-values such that sin(πx) = 0, since the function will reach its maximum and minimum points again at those x-values.
sin(πx) = 0 when πx = 0, π, 2π, 3π, ...
Solving for x, we have:
πx = 0 ⟹ x = 0
πx = π ⟹ x = 1
πx = 2π ⟹ x = 2
πx = 3π ⟹ x = 3
From this, we can see that the function repeats itself every integer value of x, which matches the given information.
Therefore, option (c) is the correct equation: 3 Sin πx + 2.
Option (d) 3 Cos x does not have the correct vertical shift or period, so it is not the correct equation.
Hence, the equation of the sinusoid function is:
3 Sin πx + 2.
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tiana deposited 500 into an account that earns 6% simple interest. how many years will it take for the value of the account to reach 2000?
((please show step-by-step))
Answer:
4 years and 24% simple interest
Step-by-step explanation:
if 500 make a 6% simple interest then if it asks to get to 2k then it will be like 5x4=20 so 4 years, and it will make 24% vaule of simple interest
The residents of State A complain that their property taxes are too high compared with resident with State B. Which of the following would NOT be a justification for the higher property taxes in state A? a. Quality of school system b. The number of people that live in the state c. Property values d. Voting day in state A is Tuesday compared to Thursday in state B e. Quality of roads
The one which not a justification for the higher property taxes in state A would be: Voting day in state A is Tuesday compared to Thursday in state B. The correct answer is D.
Why are property taxes so high in the US?Property taxes fund schools, libraries, police and fire departments, along with public works such as roads, parks, and playgrounds. They're essential to our communities, but that doesn't make them any easier to pay. For the appraisal of a taxable property, property tax is determined as a percentage of your home's value, so the more your home increases in value, the higher your property tax bill will increase. And the high property taxes have nothing to do with voting day in any state.
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Trina has a credit card that uses the adjusted balance method. For the first 10
days of one of her 30-day billing cycles, her balance was $780. She then
made a purchase for $170, so her balance jumped to $950, and it remained
that amount for the next 10 days. Trina then made a payment of $210, so her
balance for the last 10 days of the billing cycle was $740. If her credit card's
APR is 17%, which of these expressions could be used to calculate the
amount Trina was charged in interest for the billing cycle?
OA. (30)($780)
365
B.
O C.
D.
0.17
365
0.17
365
0.17
365
30
30
(10 $780+10 $950 +10 $210)
30
10
$780+10$950+10 $740
30
•30) ($570)
The expression that could be used to calculate the amount Trina was charged in interest for the billing cycle is (APR / 365) x 30 days x adjusted balance.
What is the adjusted balance method?The adjusted balance method is one of the methods for computing the finance charge (interest and other fees) for credit cards.
The adjusted balance is the ending balance determined after adjusting the opening balance with purchases and payments.
Credit card interest method = adjusted balance method
Beginning balance = $780
Purchase = $170
Payment = $210
Adjusted balance, AB = $740 ($780 + $170 - $210)
APR = 17% = 0.17 (17/100)
The interest charged = (APR / 365) x 30 days x adjusted balance
= $10.34 [(0.17/365) x 30 x $740]
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pls help me with this answer
Answer:
D
Step-by-step explanation:
Closed circle is used for inequalities with a line under it.
Open circle is for regular inequalities
Answer:
d
Step-by-step explanation:
closed circle means greater than or equal to and we know its going up from 23
Determine the equation of the line below using the given slope and point.
Slope = m = 4 , Point (-3,-11)
\((\stackrel{x_1}{-3}~,~\stackrel{y_1}{-11})\hspace{10em} \stackrel{slope}{m} ~=~ 4 \\\\\\ \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{(-11)}=\stackrel{m}{ 4}(x-\stackrel{x_1}{(-3)}) \implies y +11 = 4 ( x +3) \\\\\\ y+11=4x+12\implies {\Large \begin{array}{llll} y=4x+1 \end{array}}\)
The equation is:
⇨ y + 11 = 4(x + 3)Work/explanation:
Recall that the point slope formula is \(\rm{y-y_1=m(x-x_1)}\),
where m is the slope and (x₁, y₁) is a point on the line.
Plug in the data:
\(\rm{y-(-11)=4(x-(-3)}\)
Simplify.
\(\rm{y+11=4(x+3)}\)
Hence, the point slope equation is y + 11 = 4(x + 3).Simplified to slope intercept:
\(\rm{y+11=4x+12}\)
\(\rm{y=4x+1}\) <- this is the simplified slope intercept equation
Find dy/dx by implicit differentiation.
cot(y) = 9x – 7y
dy/dx = ?
Answer:
Step-by-step explanation:
A copy machine makes 44 copies per minute . how many copies does it make in 3 minutes and 45 seconds
Answer:
165
Step-by-step explanation:
A dressmaker needs to cut 18-inch pieces of ribbon from rolls of ribbon that are 6 feet
in length. How many 18-inch pieces can the dressmaker cut from 10 of these rolls of
ribbon?
Before you try that problem, answer the question below.
How many inches of ribbon does the dressmaker have, in
total?
Which expression has a value of 26 when a=4 and b=5
The expression that has a value of 26 when a=4 and b=5 is option B: a \((√16+ b) - 10.\)
Let's substitute a=4 and b=5 in each expression and see which one has a value of 26:
An expression is a mathematical phrase that can contain numbers, variables, and mathematical operations such as addition, subtraction, multiplication, and division. Expressions can also include exponents, roots, and other mathematical symbols. The value of an expression can vary depending on the specific values of the variables used in the expression.
A) \(a√16+b-10 = 4√16 + 5 - 10 = 4x4 + 5 - 10 = 9\)(not equal to 26)
B)\(a (√16+ b) - 10 = 4(√16 + 5) - 10 = 4(4 + 5) - 10 = 26\) (equal to 26)
C) \(a√16+ (b-10) = 4√16 + (5-10) = 4x4 - 5 = 11\) (not equal to 26)
D)\((a√16) + b-10 = (4√16) + 5 - 10 = 4x4 + 5 - 10 = 9\)(not equal to 26)
Therefore, the expression that has a value of 26 when a=4 and b=5 is option B: \(a (√16+ b) - 10.\)
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A cone has a diameter of 16 cm and a height of 35 cm. What is its volume?
Answer: if with 3.14 v= 37512.5333
if with pi v= 37531.56
Step-by-step explanation:
the formula is 1/3hπr^2
r= 2d so radius is 32
plus numbers in (square it multiple times pi or 3.14 then multiply times height and divide by 3)
Sarah uses this recipe to make trail mix. She
puts the trail mix in small bags. Each bag holds
1 1/4 cups. How many bags does Sarah fill?
Trail Mix
2 1/2cups almonds
3/4 cup dried cherries
2 1/4cups walnuts
3/4 cup raisins
Answer:
First, we need to find the total amount of trail mix that Sarah makes. The total amount of trail mix is the sum of the amount of almonds, dried cherries, walnuts, and raisins.
2 1/2 cups almonds + 3/4 cup dried cherries + 2 1/4 cups walnuts + 3/4 cup raisins = 5 3/4 cups
Next, we need to divide the total amount of trail mix by the amount of trail mix that each bag holds.
5 3/4 cups / 1 1/4 cups per bag = 4.6 bags (rounded down to 4 bags)
Therefore, Sarah fills 4 bags of trail mix.
Select the correct answer.
Which equation represents the vertical line passing through (1,-9)?
A.
x = -9
B.
X = 1
y = -9
D.y = 1
Answer:
I think A because we can't see the thing
Answer:
x=1
Step-by-step explanation:
15
25
15
23
15
23
17
21
21
19
15
a.) The standard deviation is(round to two decimal places)
b.) The variance is(round to one decimal place)
c.) The range is
Use distributive property to simplify the expression: 5(3m-6)
Answer:
15m-30
Step-by-step explanation:
\(\huge\fbox{Answer:~~~{\boxed{\bold{15m-30}}}}\)
Step-by-step explanation:
Hi there!
All we should do to simplify this expression is "distribute" 5:
\(\bold{5(3m-6)}\)
Multiply 5 by everything inside the parentheses:
\(\bold{15m-30}\)
Hope it helps! Enjoy your day!
#HaveAnAmazingDay
~Just a teenage girl willing to help
\(\bold{Besties4Ever}\)
Answer choices
1) 5°
2) 175°
3) 350°
4) 87.5°
PLEASE HELP ASAP
Show your work!!
Solve for missing angle
How do I solve this question
I need help pleaseeeeeeeeeeeeeeeeeeee
Answer:
Step-by-step explanation: [-2.19] = -3
[3.67] = 3
[-0.83] = -1
The domain of this function is a group of real numbers that are divided into intervals such as [-5, 3), [-4, 2), [-3, 1), [-2, 0) and so on. This explains the domain and range relations of a step function.
This can be generalized as given below:
[x] = -2, -2 ≤ x < -1
[x] = -1, -1 ≤ x < 0
[x] = 0, 0 ≤ x < 1
[x] = 1, 1 ≤ x < 2
Answer:
y = - \(\frac{3}{2}\) x
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
calculate m using the slope formula
m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)
with (x₁, y₁ ) = (- 2, 3) and (x₂, y₂ ) = (0, 0) ← 2 points on the line
m = \(\frac{0-3}{0-(-2)}\) = \(\frac{-3}{0+2}\) = - \(\frac{3}{2}\) , then
y = - \(\frac{3}{2}\) x + c ← is the partial equation
to find c substitute either of the 2 points into the partial equation
using (0, 0 )
0 = - \(\frac{3}{2}\) (0) + c = 0 + c , so
c = 0
y = - \(\frac{3}{2}\) x + 0 , that is
y = - \(\frac{3}{2}\) x
What would the circumference of a circle be with a diameter of 15 cm? Use 3.14 for pi.
Answer:
47.1cm²
Step-by-step explanation:
diameter=15cm
circumference of circle= d×3.14
circumference=15×3.14
circumference=47.1
15+9/2 leave your answer in fraction
what do i supposed to do with this ?
Answer:
7/6 or 1 1/6
Step-by-step explanation:
2/3 = 4/6
1/2 = 3/6
3/6 + 4/6 = 7/6 = 1 1/6