Mathematics Middle School

A scale drawing of a movie screen is 21 inches long and 9 inches tall.
The actual screen is 30 feet tall.
a. What is the scale of the drawing?
b. Find the perimeter and area of the movie screen in the scale
drawing.
c. Find the actual perimeter and area of the movie

Answers

Answer 1
9 inches to 360 inches

Related Questions

What is the approximate area of the circle?

Answers

Answer:

B

Step-by-step explanation:

because it is

Answer:

b.

Step-by-step explanation:

Has anybody every completed online work that was dues last year? is that normal

Answers

Yes I have when I was in middle school

Answer:

no,that is just being behind and they might send extra work

Step-by-step explanation:

Explain the answer thanks

Answers

45÷60 = .75

100-75 = 25

Answer is 25% off:)

An experiment consists of spinning the spinner once. Find the probability of landing on a 2.

Answers

Answer:

need more details than this

An elephant walks with a speed of 12 steps a minute. How long was the elephant walking if she walked without stopping for 420 steps?

Answers

Answer:

35 minutes

Step-by-step explanation

420 (Total number of steps) / 12 (Number of steps per minute) = 35 (Total number of minutes walking)

I used the formula for speed here. Distance divided by speed equals time.

Answer:

7 minutes

Step-by-step explanation:

if you divide 420 by 60 (seconds in a minute) then you get 7

I dont know if this is right , but i tried

Use the diagram shown to help you find the m∠LNM.

Answers

Answer:

135 is your answer......

I need help rn help me and give an explanation

Answers

It would be C.6 because each of them equal 18

Mason opens a savings account by making a $165.85 deposit. Every week, he deposits another $20.50 in the account.

Write an expression that shows the amount of money that will be in the account x weeks after Mason opens it.
A : 165.85x + 20.5
B :165.85 – 20.5x
C: 165.85 + 20.5 + x
D: 165.85 + 20.5x

Answers

C! Hope this helps :D

165.85 + 20.5 *10=370.85

Hope I helped ~~Laurel

i need help with this TnT

Dmitri wants to cover the top and sides of this box with glass tiles that are 1 cm square. How many tiles will he need?

Answers

all u are doing is adding them up

Help me plzzzzzzzzz asapppppppp​

Answers

Answer:

(

390

Step-by-step explanation:

PLZ ANSWER FAST WILL GIVE BRAINLIEST
1.) A bag contains three red marbles and four blue marbles. You randomly pick a marble and then a second marble without returning the marbles to the bag. What is the probability that both marbles are red?
1/7, 24/91, 10/39, 12/49

Answers

Answer:

The answer is 1/7 bc I doubt they would both be red bc theres more blue then red

the answer is 1/7 ! hope this helps

Which number is equivalent to 7 3/5?

A 3
B 4.2
C 7.35
D 7.6

Answers

your answer is D. 7.6!

Answer:

D

Step-by-step explanation:

The whole number 7 stays constant and in order to find the decimal, divide the numerator by the denominator. So  3 divided by 5 equals .6 so therefore the answer is 7.6

please help me with this

Answers

Answer:

I think the answer is positive 8

Step-by-step explanation:

Help please I will give brainliest

Answers

A= 201 I hope this helps :)
A=201 is the answer

8x-31 ≥-7
15+ x/2 >8
x/-6+14≤9
-3≥4x+17
-21<34-5x
whats the solution to these inequalities?

Answers

X>3 for the first one

Answer:

8x-31 ≥-7=== X≥4.75

15+ x/2 >8=== X>14

x/-6+14≤9=== X≤30

-3≥4x+17===X≥5

-21<34-5x===X>11

Step-by-step explanation:

The price of an item has been reduced by 65%. The original price was $55. Find the price now

Answers

The price is now 22$
So the original price is $55.55 times 35% equals 1925 Then you were divide that by 100 getting 19.25 so you will pay $19.25

Point A is located at (3,-5). After it is transformed, point A' is located at (3,5). How was the point
transformed?

Answers

Answer: ima go with B hope this helps

Step-by-step explanation:

PLZ HELP WILL GIVE BRANLISET :)

Answers

Answer:

Step-by-step explanation:

c

Answer:

c i think truly truly sorry if thats wrong i am not the best at math

Step-by-step explanation:

For a loan of $40,000 at 12% for 10 years, how much do you wind up paying back?

80,000
48,000
88,000
8,000

Answers

Answer:

$88,000

Step-by-step explanation:

40,000*.12= 4,800

4,800*10= 48,000

40,000+48,000= 88,000

Louis wants to carpet the rectangular floor of his basement. The basement has an area of 2,880 square feet. The width of the basement is

4

5

its length.What is the length of Louis's basement?? Please help! i gotta turn this in TODAY!

Answers

Answer: the length is 64

Step-by-step explanation: 2880 divided by 45 is 64

Answer:

64

Step-by-step explanation:

64

I just need the amount of days plz

Answers

Answer:

10 i think

Step-by-step explanation:

Answer:

4 days

Step-by-step explanation:

56/14

so my 1st queation is 80+64w 2 is 40+45n 3 is 6+24z 4 is 28d+42

Answers

Answer:

w is 214656 z is 8657

hope this helps

Step-by-step explanation:

Can someone plz help me with this one problem plz!!!

Answers

Answer:

Yes

Step-by-step explanation:

y = -6

x = -7

Replace the variables with the numerical values:

-6 = -7 + 1

Solve:

-7 + 1 = -6

Final answer:

-6 = -6

Therefore, (-7, -6) is a solution to the equation y = x +1

ok i have a few questions but their generally easy its quite a few points its an overdue assignment so please answer quickly ;-;



Which example is an internal stimulus?

an artificial light that attracts insects
a decrease in oxygen levels in the blood during exercise
a sudden change of air temperature
an increase in the amount of water available to a plant

What is one example of a response?

water lost from the lungs during breathing
outside temperature dropping at night
the angle of the sun changing during the day
ivy growing around the pole of a fence

What type of stimulus is an allergen such as pollen?

internal stimulus
inborn stimulus
response to a stimulus
external stimulus























Item 5
What is the stimulus shown in the photograph?

the trap closing over the insect
the insect touching the trigger hairs
the plant growing toward the light
light coming from a single direction

Answers

Answer:

2

4

4

2

Step-by-step explanation:

Answer:

a decrease in oxygen levels in the blood during exercise

Ivy growing around the pole of a fence

internal stimulus

Step-by-step explanation:

Have a nice day.

Which of the following is a solution for the inequality 2x < 9?

Answers

Answer:

C) x = 4

Step-by-step explanation:

To solve this, divide 2 from both sides to get x < 4.5. This means that x has to be less than 4.5. "x" as 4 is the only correct answer because 4 is less than 4.5.

Hope it helps and is correct!

Answer:

x=4

Step-by-step explanation:

2*4.5=9

9<9 incorrect

2*6=12

12<9 incorrect

2*4=8

8<9 correct

Plssss Help!!! Will mark brainiest!!
In the figure below, line AD is parallel to line HJ and the line GK is parallel to the line CF. Which argument correctly explains why m∠3=m∠9?

Answers

Answer:

the last one

Step-by-step explanation:

Describe in words how to find the surface area of a cylinder if the radius is 5cm and height is 18cm. The formula is =+.Once you are finished, explain what you would change if it was an open cylinder or a "cup".

Answers

Surface area of cylinder is 2(pi)r^2 + 2(pi)rh
r=5cm
h=18cm
*fill in
50pi + 180pi = 230pi

I will give brainliest to whoever helps me with this question. Also, if you could please explain to me how you solved it I would appreciate it! (this is Pythagorean Theorem if your wondering).

Answers

Answer:

i dont know if this is wrong, but its worth a shot,

Step-by-step explanation:

i beleive its 70 x 35 two times then that should give you your answer, (please tell me if i was wrong so i can learn from it)

ok so what is 60+48j its distributive property

Answers

In distributive property, the answer would be 12(5 + 4j).

Factor 12 out of 60 + 48j

12( 5 + 4j)

The manager of a water park keeps track of the amount of money collected, m, and the number of tickets sold, t, each day. Which best describes the variables m and t?
A.
The variable m is the independent variable because it depends on the number of tickets sold, t.
B.
The variable t is the dependent variable because it depends on the amount of money collected, m, each day.
C.
The variable t is the independent variable because it affects the amount of money collected, m, each day.
D.
The variable m is independent of variable t, and variable t is independent of variable m.

Answers

B. is the correct answer
B I think it’s b because yea
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