find the missing length?

Find The Missing Length?

Answers

Answer 1

Answer:

16

Step-by-step explanation:

If triangle GFE is similar to triangle RST, using the similarity theorem

RS/RT = GF/EF

Using pythagoras theorem;

RT² = 10² - 6²

RT² =100 - 36

RT² = 64

RT = √64

RT = 8

Recall that RS/RT = GF/EF

10/8 = 20/EF

Cross multiply

10EF = 8 * 20

10EF = 160

EF = 160/10

EF = 16

Hence the missing length is 16


Related Questions

What is the sum of just the fraction parts of 1 5/8 and 1 6/8?

Answers

Answer:

Just the fraction parts: 11/8 or 1 3/8

Step-by-step explanation:

1 5/8 + 1 6/8 = 3 3/8

Hopefully this helps :3 sorry if wrong :( Plz mark brainiest if correct :D Your bootiful/handsome! Have a great day luv <3

-Bee~



I can Multiply a 11x6 matric by a 6x7 matrix. The resulting matrix will be ??? Can somebody help me

Answers

Answer:

The resulting matrix will be 11 * 7

Step-by-step explanation:

Given

Matrices 11 * 6 multiplied by 6 * 7

Required

The dimension of the resulting matrix

When a matrix a * b is multiplies by a matrix b * c, the resulting matrix will be: a * c

In this case:

[tex]a * b = > 11 * 6[/tex]

[tex]b * c => 6 * 7[/tex]

So, the resulting matrix will be:

[tex]a * c => 11 * 7[/tex]

The rare tweety-birds are decreasing at a rate proportional to the
amount present. On January 1st there are 10,000 tweety-birds.
Fifteen days later, there are only 9,000.
(Problem la, 3 points)
Write a formula for the total amount of birds.

Answers

10,000+15x=9000 is the answer

-2,4,-8,16... find the 20th term.

Answers

Answer:

I think the answer of this question is,

Step-by-step explanation:

The 20th term may be 1048576

Label 1/4 on the number line. Label 1/2 on the number line .

Answers

Answer:

it goes 0 then 1/4 in the first notch 1/2 in the second notch 3/4 in the third notch then the number 1 on the fourth

Step-by-step explanation:

Hope that helps.

(m+2)^2=27
solve by square root property

when i did it i got: m=±√27-4
is that correct?

Answers

Answer:

Yes, that's correct

Step-by-step explanation:

Dolores deposited $2500 into a savings account which interest compounded monthly at a rate of 2.12%
How much interest will they earn after 8 years? Round to the nearest dollar


Help pleaseeeeeeeeeee

Answers

Answer:

2961.63

Step-by-step explanation:

First, convert R as a percent to r as a decimal

r = R/100

r = 2.12/100

r = 0.0212 rate per year,

Then solve the equation for A

A = P(1 + r/n)nt

A = 2,500.00(1 + 0.0212/12)(12)(8)

A = 2,500.00(1 + 0.001766667)(96)

A = $2,961.63

Summary:

The total amount accrued, principal plus interest, with compound interest on a principal of $2,500.00 at a rate of 2.12% per year compounded 12 times per year over 8 years is $2,961.63.

Answer:

I=$424

Step-by-step explanation:

I=PRT

I=2500×8×0.0212

I=$424

Question 1(Multiple Choice Worth 2 points)
(10.03 MC)

Select the sentence that correctly uses a prepositional phrase.

Andy in her backpack has extra supplies.
Around the corner. Belle spotted a lost dog.
Through her binoculars, Kathryn spotted a hawk.
Mika wore under her hiking boots thick wool sock

Answers

Answer:

i think the answer is c but im soo sorry if im wrong

Step-by-step explanation:

PLZ HELP ILL MARK BRAINLIST!!!

Answers

Answer:

So, your answer would be 226.08 cubic meters of dirt.

Step-by-step explanation:

:D

Use the following table to find the value of h '(2) if h(x) = f[g(x)]:
x 2 3 4
f(x) 5 1 6
g(x) 4 2 3
f'(x) 1 7 8
g'(x) 3 1 2

(A) 6
(B) 24
(C) 20
(D) 3

Answers

Answer:

The values of g(x): 2,8,2. So now what would the answer be then

Step-by-step explanation: h'(1)=f''(g(1))g'(1)=6f'(2)=6*5=30

girl name are April, may, June, what is the name the mother?​

Answers

mary is the 4th childs nam,e

Using formula B=p(1+r)5
=$1000(1+0.05)5
1000(1.05)5
1000(1.2762815625)
total=1276.28
using formula above, calculate balance if interest is compounded annually. $800.00 at 4% interest for 2 years
how did I get the (1.2762815625)
multiplying what numbers?​

Answers

Answer:

45.5

Step-by-step explanation: NUN

What is the equation of the exponential function??
Anthony's mom bought a new Prius in 2018 that cost
$28,000. She looked up the current value and saw that
it was only $22,000 after two years! She is worried
about how much her car will be worth in 3 more years.
What is the exponential equation?
1
How much will the car be worth in 3 years?
Submit

Answers

Answer:

$19500

Step-by-step explanation:

Let the depreciation rate is x per year, then we have:

28000*x² = 22000x² = 22000/28000x² = 0.7857x = √0.7857 x = 0.8864

Exponential function for this case is:

V(t) = 28000*0.8864^t, where V(t) - future value, t- number of years

Value of the car after 3 years:

V(3) = 28000*0.8864^3 V(3) = 19500



Consider the reduction of the complex figure with a scale factor of . What is the area of the reduced figure?

(Sorry for the terrible quality photos)

Answers

Answer:

25 mm²

Step-by-step explanation:

The pink figure has dimensions:

42 mm x 28 mm and the area of 1225 mm²

The blue figure has dimensions:

6 mm x 4 mm

The scale factor is the ratio of corresponding sides:

k = 4/28 = 6/42 = 1/7

The area's scale factor is

k² = 1/49

The area of the reduced figure is:

1225*1/49 = 25 mm²

note. It was answered based on the additional information given in the comments (though 41 mm should be 42 mm)

26mm² is area of complex figure.

Answer:

solution:in rectangle

length[l]=6mm

breadth [b]=4mm

area of rectangle=l×b=6×4=20mm²

again in triangle

height[h]=6/2=3mm

base[b]=4mm

area of triangle =1/2 b×h=1/2×3×4=6mm²

total area of composite figure=20mm²+6mm²

=26mm²

3.
At time t = 0 years, a forest preserve has a population of 1500
deer. If the rate of growth of the population is modeled by
R(t) = 2000e0.231 deer per year, what is the population at time
t=3.

Answers

The population of deer at time t=3 years is approximately 4128 deer.

What is an exponential function?

An exponential function is a mathematical function of the form [tex]f(x) = a^x[/tex], where a is a positive constant called the base, and x is the input variable. The exponent x represents the power to which the base a is raised.

The rate of growth of the deer population is given by the function [tex]R(t) = 2000e^{(0.231t)}[/tex], where t is the time in years since t=0.

To find the population at time t=3, we need to evaluate R(3) using the given function:

[tex]R(3) = 2000e^{(0.231\times 3)[/tex]

[tex]R(3) = 2000e^{0.693}[/tex]

R(3) ≈ 4127.72

Therefore, the population of deer at time t=3 years is approximately 4128 deer.

To know more about an exponential function follow

https://brainly.com/question/30135888

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i will mark brainliest please help

A- less than -5

B- less than or equal to -5

C- Greater than -5

D- Greater than or equal to -5

Answers

B would be your best answer

The Pacheco family has a monthly income of $ 7,300 . They have monthly fixed expenses of $ 3,280 . In July, they had monthly variable expenses of $ 2,620 . They have annual expenses totaling $ 14,000 . Assuming annual expenses are paid off at an equal rate monthly, what was the Pacheco’s cash flow for July?

Answers

Answer:

Positive 233

Step-by-step explanation:

7300-3280-2620-1167(14000/12)=233.

julie wants to invest $3,000 into
a mutual fund that pays 7%
interest for 10 years. suppose
the interest were compounded
monthly instead of annually.
how much would the future
value of the investment
increase?

Answers

Answer:

$400

Step-by-step explanation:

The future value of the investment increase will be $6,028.98.

What is compound Interest?

The interest that is calculated using both the principal and the interest that has accrued during the previous period is called compound interest. It differs from simple interest in that the principal is not taken into account when determining the interest for the subsequent period with simple interest. Compound interest is commonly abbreviated C.I. in mathematics.

Given:

P = $3000

R = 7%

T = 10 years

r = R/100

r = 7/100

r = 0.07 rate per year,

Then solve the equation for A

A = P[tex](1 + r/n)^{nt[/tex]

A = 3,000.00[tex](1 + 0.07/12)^{(12)(10)[/tex]

A = 3,000.00[tex](1 + 0.0058333333333333)^{(120)[/tex]

A = $6,028.98

Hence, the future value will be $6,028.98.

Learn more about Compound Interest here:

https://brainly.com/question/14295570

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if P = 5, 4 find the image of P under the following rotation

Answers

Answer:

(-4,5)

Step-by-step explanation:

90 degree rotation = (-y,x)

f(x)= -2x^2+3x-7, calculate the average rate of change on the interval [1, 1+h]

Answers

Answer:

[tex]Rate = -2h-1[/tex]

Step-by-step explanation:

Given

[tex]f(x) = -2x^2 + 3x - 7[/tex]

[tex]Interval: [1,1+h][/tex]

Required

The average rate of change

This is calculated as:

[tex]Rate = \frac{f(b) - f(a)}{b - a}[/tex]

Where:

[tex][a,b] = [1,1+h][/tex]

So, we have:

[tex]Rate = \frac{f(1+h) - f(1)}{1+h - 1}[/tex]

[tex]Rate = \frac{f(1+h) - f(1)}{h}[/tex]

Calculate f(1+h) and f(1)

[tex]f(x) = -2x^2 + 3x - 7[/tex]

[tex]f(1) = -2 * 1^2 + 3 * 1 - 7 = -6[/tex]

[tex]f(1+h) = -2 * (1+h)^2 + 3 * (1+h) - 7[/tex]

Evaluate squares and open bracket

[tex]f(1+h) = -2 * (1+h+h+h^2) + 3+3h - 7[/tex]

[tex]f(1+h) = -2-2h-2h-2h^2 + 3+3h - 7[/tex]

[tex]f(1+h) = -2-4h-2h^2 + 3+3h - 7[/tex]

Collect like terms

[tex]f(1+h) = -2h^2-4h +3h-2+ 3 - 7[/tex]

[tex]f(1+h) = -2h^2-h-6[/tex]

So, we have:

[tex]Rate = \frac{f(1+h) - f(1)}{h}[/tex]

[tex]Rate = \frac{-2h^2-h-6 - -6}{h}[/tex]

[tex]Rate = \frac{-2h^2-h-6 +6}{h}[/tex]

[tex]Rate = \frac{-2h^2-h}{h}[/tex]

Factorize the numerator

[tex]Rate = \frac{h(-2h-1)}{h}[/tex]

Divide

[tex]Rate = -2h-1[/tex]

Find an equation of the line that bisects the acute angle formed by the graphs of negative 5X plus 7Y +4 equals zero and 7X minus 5Y +6 equals zero

Answers

Answer:

Step-by-step explanation:

x+ y = 0  

and

-2x + 5y + 2 = 0

Step-by-step explanation:

given line

3x+5y+2=0

5x+3y-2=0

solution

when two line bisect each other then line equation of bisector is express as

  1

and here

A1 = 3

B1  = 5

C1 = 2

and

A2 = 5

B2  = 3

C2 = -2

so now put value in equation 1 we get

   

solve it we get

-2x + 5y + 2 = 0   1

and

3x+5y+2 = - ( 5x+3y-2 )

solve it we get

8x + 8y = 0

x + y = 0  2

Answer: D -12x +12y -2 =0

Step-by-step explanation:

Edge 2021

NEED HELP WITH THIS QUESTION

Answers

52,987


I believe I subtracted the asset sum by liability.

determine if the sequence below is arithmetic or geometric and determine the common difference/ ratio in simplest form 5,15,45,...

Answers

Answer:

It's geometric and common difference is 3

Step-by-step explanation:

15/5=3

45/15=3

Answer:

its geometric and the common ratio is 3

Step-by-step explanation:

Figure A ~ Figure B
Find the volume of figure A

Answers

Answer:

Step-by-step explanation:

The value of a figure dependents from the value of "π"

So, it can be 1374.45 ft³ or 1375 ft³

Answer:[tex]v=1375 ~ft^2[/tex]

✏--------------

[tex]Given:- \\\\R_15~ft\\\\R_2=2\\\\v=88[/tex]

[tex]\frac{R_1}{R_2} =\frac{5}{2}[/tex]

[tex]\frac{(R_1)^3}{(R_2)^3} =\frac{v_1}{v_2}[/tex]

[tex]\frac{5^3}{2^3} =\frac{v_1}{88}[/tex]

[tex]8v_1=11,000[/tex]

[tex]v_1=1375ft^3[/tex]

✂ -----------------

hope it helps...

have a great day!!

Solve 5.408 − 1.07
pls answer

Answers

Answer: 4.338

Step-by-step explanation: Calculator

Write the equation for the function g(x), which can be described as a
vertical shift 13 units up from the function f(x) = In x –1

Answers

Answer:

Step-by-step explanation:

When you shift up or down, the function gets added to or subtracted from the expression on the right of the y value.  Put in simpler language, for this question, the equation becomes.

g(x) = f(x) + 13

And the solution is

g(x) = ln(x) - 1 + 13

g(x) = ln(x) + 12

Convert. (13/5) into a mixed number.

Answers

Answer:

2 3/5 :)

Step-by-step explanation:

ARITHMETIC SEQUENCES, what comes next after -2/25? I will Mark you as BRAINLIEST pls help

Answers

Answer:

26/5

Step-by-step explanation:

an=a1+(n-1)d

d is common difference

so,

2/5- (-2)=12/5

putting values in above formula

 =-2+(4-1)(12/5)

=-2+3(12/5)

=-2+(36/5)

=26/5

4) Divide x^4 – 14x^2 + 45 by (x - 3)

Answers

Answer:

Ok 9-8=1 times 2 = 2

Step-by-step explanation:

Answer:

x^3−5x+3x^2−15

Step-by-step explanation:

Common math

A group of 80 people who had been diagnosed as prediabetic because of high blood glucose levels volunteered to participate in a study designed to investigate the use of cinnamon to reduce blood glucose to a normal level. Of the 80 people, 40 were randomly assigned to take a cinnamon tablet each day and the other 40 were assigned to take a placebo each day. The people did not know which tablet they were taking. Their blood glucose levels were measured at the end of one month. The results showed that 14 people in the cinnamon group and 10 people in the placebo group had normal blood glucose levels. For people similar to those in the study, do the data provide convincing statistical evidence that the proportion who would be classified as normal after one month of taking cinnamon is greater than the proportion who would be classified as normal after one month of not taking cinnamon?

a. No conclusion can be made about the use of cinnamon because the people in the stuey were volunteers
b. There is convincing statistical evidence at the level of 0.01
c. There is convincing statistical evidence at the level of 0.05 but not at the ver.01
d. There is convincing statistical evidence at the level of 0.10 any reason
e. There is not convincing statistical evidence

Answers

Answer:

E

Step-by-step explanation:

AP Classroom says so.

The data doesn't provide convincing statistical evidence for considered proportion comparison. We deduce that: Option E: There is not convincing statistical evidence

How to form the hypotheses?

There are two hypotheses. First one is called null hypothesis and it is chosen such that it predicts nullity or no change in a thing. It is usually the hypothesis against which we do the test. The hypothesis which we put against null hypothesis is alternate hypothesis.

Null hypothesis is the one which researchers try to disprove.

How to calculate the value of z-test statistic for two sample proportions?

Suppose we have:

[tex]\hat{p}_1[/tex] = first sample's proportion[tex]n_1[/tex] = first sample's size[tex]\hat{p}_2[/tex] = second sample's proportion[tex]n_2[/tex] = first sample's size[tex]\hat{p}[/tex] = overall proportion

Then, we get:

[tex]Z = \dfrac{\hat{p}_1 - \hat{p}_2}{\sqrt{\hat{p}(1-\hat{p}_1 )(\dfrac{1}{n_1} + \dfrac{1}{n_2}) }}[/tex]

If the level of significance = [tex]\alpha[/tex]critical value of Z is: [tex]Z_{\alpha/2}[/tex], and if [tex]Z > Z_{\alpha/2}[/tex]null hypothesis, else if [tex]Z_{\alpha/2} > Z[/tex] then we cannot reject it.

For this case, we want to know if  the data provides convincing statistical evidence that the proportion who would be classified as normal after one month of taking cinnamon is greater than the proportion who would be classified as normal after one month of not taking cinnamon.

Thus, we get our hypotheses as:

Null hypotheses: They don't provide convincing evidence (and thus, cinnamon had no improvement on the proportion), and thus:

[tex]H_0: \hat{p}_1 \leq \hat{p}_2[/tex]

Alternate hypothesis: Data provides convincing evidence (that the use of cinnamon made increment in considered proportion), and thus:

[tex]H_a: \hat{p}_1 > \hat{p}_2[/tex]

The test is single tailed.

For this case, we have:

[tex]x_1[/tex] = quantity of intended object found in first sample = 14 (of those who take cinnamon tablets each day)[tex]n_1[/tex] = first sample's size = 40[tex]\hat{p}_1 = x_1/n_1 = 14/40 =0.35[/tex] [tex]x_2[/tex] = quantity of intended object found in second sample = 10 (of those who take placebo each day)[tex]n_2[/tex] = second sample's size = 40[tex]\hat{p}_2 = x_2/n_2 = 10/40 =0.25[/tex][tex]\hat{p}[/tex] overall proportion = [tex](x_1 + x_2)/(n_1 + n_2) = (10 + 14)/80 = 0.3[/tex]

Thus, we get:

[tex]Z = \dfrac{\hat{p}_1 - \hat{p}_2}{\sqrt{\hat{p}(1-\hat{p}_1 )(\dfrac{1}{n_1} + \dfrac{1}{n_2}) }} =\dfrac{0.35 - 0.25}{\sqrt{0.3(0.7 )(\dfrac{1}{40} + \dfrac{1}{40}) }} \approx 0.976[/tex]

At 0.01 level of significance ([tex]\alpha = 0.01 = 1\%[/tex]), we get the critical value of Z from z-tables as:

[tex]Z_{\alpha/2} = 2.576[/tex]

Since [tex]Z_{\alpha/2} > Z[/tex] , we cannot reject the null hypothesis, and thus, deduce that there is not convincing statistical evidence at the level of 0.01

At 0.05 level of significance ([tex]\alpha = 0.05 = 5\%[/tex]), we get the critical value of Z from z-tables as:

[tex]Z_{\alpha/2} = 1.96[/tex]

Since [tex]Z_{\alpha/2} > Z[/tex] , we cannot reject the null hypothesis, and thus, deduce that there is not convincing statistical evidence at the level of 0.05

At 0.10 level of significance ([tex]\alpha = 0.10 = 10\%[/tex]), we get the critical value of Z from z-tables as:

[tex]Z_{\alpha/2} = 1.645[/tex]

Since [tex]Z_{\alpha/2} > Z[/tex] , we cannot reject the null hypothesis, and thus, deduce that there is not convincing statistical evidence at the level of 0.10

Remember that the conclusions can be made even if they were volunteers since that doesn't make it wrong as volunteers are randomly coming out people from real population.

Thus, we deduce that: Option E: There is not convincing statistical evidence

Learn more about two proportions z-test here:

https://brainly.com/question/4757147

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