A scale drawing of a bedroom is shown below. The scale is 1 : 30.
A rectangle is shown. The length of the rectangle is labeled 3 inches. The width of the rectangle is labeled 4 inches.
Show your work to determine the area of the room in square feet.

- anonymous

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- anonymous

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- anonymous

ok first convert it to scale, so multiply each side by 30

- anonymous

how do i do that

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- anonymous

what does that look like sorry for asking

- anonymous

ok lets just scale it up first

- anonymous

multiply each side by 30

- anonymous

ok

- anonymous

what is each side now?

- anonymous

hold on a sec

- anonymous

i got 4,320

- anonymous

ok sorry, what i meant was multiply the labeled sides by 30, and what are the new labels?

- anonymous

so 3* 30 = 90 and 4*30 = 120

- anonymous

oh so you mean the ones with the numbers on it

- anonymous

yes

- anonymous

ok

- anonymous

so its 120

- anonymous

120 is the width and 90 is the length, good

- anonymous

so the width is 120 inches, how many feet are in 120 inches?

- anonymous

um hold on let me see

- anonymous

k

- anonymous

10

- anonymous

correct so width of bathroom is 10 feet, now find the length of the bathroom in feet, use the same method

- anonymous

ok hold on a sec

- anonymous

which method @billj5

- anonymous

ok so the length is 90 inches right? how many feet are in 90 inches?

- anonymous

um letme see

- anonymous

7.5

- anonymous

correct, so we know the bathroom width is 10 feet and length is 7.5 feet, do you understand how we got this so far?

- anonymous

yeah sorry i had to type something

- anonymous

so its done @billj5

- anonymous

no its not done, now you have to find the area of the room in square feet, do you know how to do that?

- anonymous

im kind of newto it but im not sure

- anonymous

well what do you think? how do you find the area of a rectangle?

- anonymous

dont you multiply the width with the length @billj5

- anonymous

thats correct, so whats the answer?

- anonymous

ok what numbers do i multiply

- anonymous

lol the length and the width, 7.5 * 10

- anonymous

oksorry

- anonymous

75

- anonymous

can we do one more

- anonymous

nice, post another question and close this one and i or someone else will help

- anonymous

ok

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