please help. will mark brainliest

Please Help. Will Mark Brainliest

Answers

Answer 1

Answer: AC = A'C'

Then you can use the hypotenuse leg theorem to say that the two triangles are similar

Step-by-step explanation:

Answer 2

Step-by-step explanation:

the measure of side AC = 53.33

18/30 = 32/x

18x = 960

x = 53.33


Related Questions

There are at least 5 slices of bread left in the bag. Use p as your variable

The inequality is:

Answers

Answer: p ≤ 5

Step-by-step explanation: The inequality is: p ≤ 5

which expression is equivalent to 8(5x-3)

13x-11
13x-24
40x11
40x-24

Answers

Answer:

The last answer option.

A physical examination was used to screen for breast cancer in 7600 women with biopsy proven adenocarcinoma of the breast and in 11,000 age and race matched control women. The results of the physical examination were positive (i.e. a mass was palpated) in 5,500 cases and 1,700 control women (who showed no evidence of cancer at biopsy). The total population is 18,600. The sensitivity of the physical examination was:______.

Answers

Answer:

72.37%

Step-by-step explanation:

Calculation for what The sensitivity of the physical examination was

Using this formula

Sensitivity=Positive physical examination cases/Physical examination screening for breast cancer

Let plug in the formula

Sensitivity=5,500 cases / 7600 women

Sensitivity=0.7237*100

Sensitivity=72.37%

Therefore The sensitivity of the physical examination was 72.37%

Answer:

72.37% is the answer for this

I really need help Will give brainyest!!!

Answers

Answer:

C.

Step-by-step explanation:

The median is the middle line of the box. 30 is for Town A and 40 is for Town B. 30 is less than 40

Turner’s backyard deck cost $38.31 per square meter to build. The deck is 9 meters wide and 11 meters long. How much did it cost to build the deck?

Answers

Answer:

$3792.69

Step-by-step explanation:

First, we would find the area,

Area = width x length

Area = 9 x 11

Area = 99[tex]m^{2}[/tex]

Since each square meter costs $38.31, we would multiply the cost with the area,

Total Cost = 99 x 38.31

Total Cost = $3792.69

(Anyone can correct me if I'm wrong)

Find the surface area and volume of the prism​

Answers

Answer:

I only know the first one.

The surface area of the prism is 900 cm2

Step-by-step explanation:

To solve the surface area, we need to find the area of the SURFACE not the inside of the cube. Lets do the rectangles first.

28 x 13 = 364

28 x 5 = 140

28 x 12 = 336

   1 1

   336

+  140

   364

-------------

  8 4 0

Now lets do the triangles.

Remember! To find the area of a triangle, you have to do Base x Height x 1/2 because it's half a rectangle.

(The triangles have the same area)

12 x 5 x 1/2 = 30

12 x 5 x 1/2 = 30

  30

+ 30

--------

 60

The last step is to add the areas of the triangles and the rectangles.

   1

   840

+    60

------------

   900 cm2

The answer is 900cm2

This Is not copy pasted, I actually put in all this effort.

Hope this helps :) And have a wonderful day! :D

Assessment timer and count
Assessment items
Item 1

A scientist studied the replication of bacteria in a lab environment. This table gives the bacteria count for the first 12 hours. The table can be modeled using an exponential function.

Hours 2 4 6 8 10 12
Bacteria count 1,240 5,100 20,990 86,520 365,520 1,469,170

What function best represents the data?

y=300+4x
y=1240⋅2.03x
y=4x
y=300⋅2.03x

Answers

Answer: y=300⋅2.03x

Step-by-step explanation:

Answer:

D.) y = 300 ⋅ 2.03x

Step-by-step explanation:

By using the plug-in method, you use "Hours" as the X in this question.

If you plug in 2, 4, 6, 8, 10, and 12 to y = 300 ⋅ 2.03x, you will get the closest answers to "Bateria Count"

1,236.27 = 300 ⋅ 2.03^2
5,094.54= 300 ⋅ 2.03^4
2,0994.11 = 300 ⋅ 2.03^6
86,514.63 = 300 ⋅ 2.03^8
and so on- all are the closest to the chart.

Hope this helped! :)

Write an equation from a real life situation


1. A membership at a yoga studio costs $35 per month, m. Write an equation to find the final cost, c?


2. After you wrote your equation, answer this question. Show your work.
" You attended the yoga studio for 20 months. What was the final cost?​

Answers

Answer:

1. C=35m?

2.C=700 or $700

Step-by-step explanation:

1. Total Cost= Rate x Number of Months

2. C=35m

Cost=rate x number of months

C=35(20)

C=700 or Total Cost=$700

Answer:

1. c = 35m

2. c = 35 · 20

20 · 35 = $700

Step-by-step explanation:

Please help and thank you! Will mark whoever answers right the brainliest!
John will paint the walls and ceiling of the room shown. The windows measures 3 feet by 6 feet. The door measures 7 feet by 3 feet.
Part A: Describe the surfaces John will not paint.
Part B: Judy says you need to use subtraction to find the area of the surfaces John will paint. Is Judy correct? Explain.
Part C: A gallon of paint covers about 350 squared feet. How many gallons of paint will John need to buy to paint the walls and ceiling of the room? Justify your answer.

Answers

Answer:

Step-by-step explanation:

Part A. John will not be painting the floor area of that of the door or window openings.

Part B. Subtracting the areas of the floor, door, and window from the total surface area will provide the area to be painted so Judy is correct.

Part C.

We first need to find the area to be painted.

A=floor+2(wall1)+2(wall2)-window-door

A=14(7)+2(7)8+2(14)8-3(6)-3(7)

A=98+112+224-18-21

A=395 ft^2

Since a gallon of paint will cover 350 ft^2

395ft^2(gal/350ft^2)=1.13 gal

John will need approximately 1.13 gallons of paint. (Rounded to nearest hundredth of a gallon)

PLZZ help middle school math you just have to explain how to solve it. please don't put big words so I can understand and my teacher will think its me...lol​

Answers

Answer:

tell her you don't understand it and she'll help you ok good luck

What is the place value of the 7 in 436.967

Answers

Answer:

thousandths

Step-by-step explanation:

Asim mixed 5 gallons of paint.

Which of the following can be used to

find the number of pints of paint that

Is Asim mixed?

a.5 × 4 × 2

b. 5 × 4 , 2

c.5 × 2 × 2

d.5 , 2 × 2

is it a.b.c.d?

Answers

Answer:

5 × 4 × 2

Step-by-step explanation:

5 gallons

4 quarts per gallon

2 pints per quart

A? is a graphical display of a set of data where each separate piece of data is shown as a
mark above a number line.

Answers

Answer:

dot plot a visual display in which each piece of data is represented by a dot above a number line.

Step-by-step explanation:

Determine the domain and range of each graph. Use inequalities to write your answer.​

Answers

Answer: Domain is [3,∞), The range is All real numbers.

Step-by-step explanation:

Joe and Nancy decide to take a road trip. The first 72 miles of the drive are pretty easy, while the last 84 miles of the drive are filled with curves. They drove at an average 7 miles per hour faster for the first 72 miles of the trip. The entire trip took 3 hours. How fast were Joe and Nancy driving for the first 72 miles of the trip?

Answers

Answer:

120

Step-by-step explanation:

let r be the rate for the slower, 84 miles, portion of the trip

let t1 be the time for the 120 miles portion of the trip and t2 for the 84 miles portion

:

1) t1 + t2 = 3

2) (r+9)*t1 = 120 and r*t2 = 84

3) (r+9)*t1 + r*t2 = 120 + 84 = 204

:

expand the left side of equation 3

:

r*t1 + 9*t1 + r*t2 = 204

r*(t1+t2) +9*t1 = 204

:

substitute for (t1+t2) by using equation 1)

:

3*r + 9*t1 = 204

:

divide both sides of = by 3

:

4) r + 3*t1 = 68

:

use the equation for t1 from the equations defined at 2)

:

t1 = 120 / (r+9)

:

substitute for t1 in equation 4)

:

r + 3*(120/(r+9)) = 68

:

r^2 +9r +360 = 68 * (r+9)

:

r^2 -59r -252 = 0

:

(r-63)*(r+4) = 0

:

r = 63 and r = -4

:

we reject the negative value for r

:

***************************************************************************

Joe and Nancy drove 63+9 = 72 miles per hour for the first 120 miles of the​ trip

the answer the the problem would be 120

If the sales tax rate is 8.5%, how much would you pay for an item that costs $26.00?

Answers

Answer:

23.79

Step-by-step explanation:

What is the answer for this please help me

Answers

Answer:

x = 45

Step-by-step explanation:

Combine multiplied terms into a single fraction

Multiply by 1

Multiply all terms by the same value to eliminate fraction denominators

Cancel multiplied terms that are in the denominator

Multiply the numbers

Move the variable to the left

GIVING BRAINIEST!!!!!!What is the equation of the line that passes through 6,4 and 2,10

Answers

Answer:

y = -3/2x + 13

Step-by-step explanation:

(6,4) and (2,10)

Slope:

m=(y2-y1)/(x2-x1)

m=(10-4)/(2-6)

m=6/(-4)

m =  -3/2

Point-slope intercept:

y - y1 = m(x - x1)

y - 4 = -3/2(x - 6)

y - 4 = -3/2x + 9

y = -3/2x + 13

The product of s and 10

Answers

Answer:

10s

Step-by-step explanation:

The product of s and 10

In mathematic, when the word "product" is used, it means multiplication.

10 × s ---> 10s *Both of them are the same.*

Hope this helps and stay safe, happy, and healthy, thank you :) !!

Answer:

The product of s and 10 = 10s

Step-by-step explanation:

The term “product” determines a multipaction problem.

The variable S is unknown within the value

so with a numerical and a algebraic number, the number comes together

Simplify 3^2 ⋅ 3^5
^ = are exponents
A 3^7

b
3^10

c
9^7

d
9^10

Answers

Answer:

B

Step-by-step explanation:

when simplifying base stays the same we only deal with exponent I think I need help too

help please my tutor is being annoying and she finally left she said i have to finish before she comes back

Answers

Answer:

2x-6

Step-by-step explanation:

I think it’s 2x-7 I’m not sure though

What is the volume of the cone to the nearest cubic millimeter (use pi)

Answers

V= 183.2 cubic millimeter

Mitch has 2 cups of unpopped popcorn. He uses
1/4 cup to make 1 bowl of popcorn. How many bowls of
popcorn can he make?

Answers

8 bowls

2/(1/4)=8

Hope it helps

If DB = 18cm and AC = 24cm, Use the properties of rhombus to find the length of one side of the rhombus please helppp!!!!

Answers

Answer:

15 cm

Step-by-step explanation:

You need to remember 2 theorems about a rhombus.

1.  The diagonals of a rhombus bisect each other

2.  The diagonals of a rhombus are perpendicular to each other

In other words, the diagonals of a rhombus are perpendicular bisectors.

BE = 9 and AE = 12

ΔAEB is a right triangle.  So, the Pythagorean theorem says

[tex]9^{2} + 12^{2} = AB^{2}[/tex]

[tex]AB^{2}[/tex] = 81 + 144

       = 225

AB = [tex]\sqrt{225} = 15[/tex] cm

Angle AOC has the measure of 87°, determine the measure of the angle in radians.

Answers

Answer:

1.518 radians is the answer.

Step-by-step explanation:

Degree to radian conversion = 1° × [tex]\frac{\pi }{180}[/tex]

87° × [tex]\frac{\pi }{180}[/tex]

1.518 radians

PLEASE HELP NO WRONG ANSWERS

Answers

Answer:

I believe it's C

Step-by-step explanation:

[tex]\\ \sf\longmapsto Area=30x^2-53x+12[/tex]

[tex]\\ \sf\longmapsto Area=30(3)^2-53(3)+12[/tex]

[tex]\\ \sf\longmapsto Area=30(9)-159+12[/tex]

[tex]\\ \sf\longmapsto Area=270-159+12[/tex]

[tex]\\ \sf\longmapsto Area=111+12[/tex]

[tex]\\ \sf\longmapsto Area=123[/tex]

And

[tex]\\ \sf\longmapsto Base=4x-6[/tex]

[tex]\\ \sf\longmapsto Base=4(3)-6[/tex]

[tex]\\ \sf\longmapsto Base=12-6=6[/tex]

Now

[tex]\\ \sf\longmapsto Area=\dfrac{1}{2}bh[/tex]

[tex]\\ \sf\longmapsto \dfrac{1}{2}6h=123[/tex]

[tex]\\ \sf\longmapsto 3h=123[/tex]

[tex]\\ \sf\longmapsto h=\dfrac{123}{3}[/tex]

[tex]\\ \sf\longmapsto h=41[/tex]

Can someone help
Me with this please I will mark u brilliant

Answers

Answer:

Option 3 Is your answer

Step-by-step explanation:

Brainlist plz

What number should
be added to both sides of the equation to complete the square?
x2 + 8x = 4
4
8
16
O 32

Answers

I believe it is 4 to make it able to divide by both sides

if y=10 when x=5 what does y equals when x=0.2

Answers

Answer:

.4

Step-by-step explanation:

y=2x

y=2(.2)

y=.4

there is your answer

It would be 0.4 I think

WILL GIVE BRAINLST

HAVE A AMAZING DAy !!

Answers

Answer:

u 2

and stay positive :)

Step-by-step explanation:

Hello! I do not know if you meant to put up a question, but I also hope that you have an amazing day! :)

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