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Mathematics 8 Online
skrtkobainn:

i need help with a worksheet about scale factor

Dileiny:

whts up?

skrtkobainn:

1 attachment
Dileiny:

@Laylalyssa @CocoCammron

Angle:

What is 1.5 divded by 0.5 =?

skrtkobainn:

3

Angle:

good, that's your scale factor for the table

Angle:

5 times 3 4 times 3 etc

LilTimmy120:

what chu need help wit

Angle:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @LilTimmy120 what chu need help wit \(\color{#0cbb34}{\text{End of Quote}}\) The posted a PDF with their questions. It is seventh grade level scale factor problems.

skrtkobainn:

so for the living room i would put 3?

Angle:

living room will be 5 times 3 which is 15

Angle:

3 is the multiplier

LilTimmy120:

Mhm

skrtkobainn:

i dont understand

LilTimmy120:

Its 15

Angle:

living room = 5 times 3 dining room = 4 times 3 kitchen = 5.5 times 3 etc everything times 3

skrtkobainn:

ok

LilTimmy120:

Mhm

Angle:

and you do that with the laundry room basement and garage let me know if you get suck or want me to check your answers

skrtkobainn:

i got 15, 12, 16.5 ,9.75, 30 and 25

Angle:

perfect!

Angle:

the units will be in feet

Angle:

ok in the next chunk, it says that that scale factor from the model to real life is 9 This means if you start with "model is 7 inches" you would multiply by 9 to get the real life length and if you start with "real life is 45 feet" you would divide by 9 to get the model length

skrtkobainn:

5

Angle:

yeah 5 inches would be your answer in numebr 8

skrtkobainn:

what about question 7

Angle:

reread the comment from before

Angle:

"in the next chunk, it says that that scale factor from the model to real life is 9 This means if you start with "model is 7 inches" you would multiply by 9 to get the real life length"

skrtkobainn:

7 times 9 = 63

skrtkobainn:

so would 63 feet be the answer

Angle:

yes

Angle:

number 9 it starts with the model length so we multiply by 9 to get the real length number 10 it starts with the model length so we multiply by 9 to get the real length

skrtkobainn:

90?

Angle:

Number 9 says "In the model, two of the flagpoles are 4 inches apart. How far apart will they be when they are installed?" multiply the number in the problem by the scale factor of 9

skrtkobainn:

so 4 times 9?

Angle:

yup

skrtkobainn:

36 feet

Angle:

good :)

Angle:

also multiply the numbers in problem 10 also by the scale factor of 9

skrtkobainn:

so 9 times 10 then 17 times 10?

Angle:

times 9 but yes

skrtkobainn:

90 and 170 ?

Angle:

9 times 9 17 times 9

skrtkobainn:

oh

skrtkobainn:

81 and 153

Angle:

there yah go

skrtkobainn:

do i multiply them together?

Angle:

nope, it's asking for the dimensions

skrtkobainn:

how would i write it?

Angle:

81 ft by 153 ft

skrtkobainn:

ok and what do i do for 11

Angle:

what number have I been asking you to multiply or divide with? or what number have I been calling the "scale factor" ?

skrtkobainn:

9

Angle:

there you go

skrtkobainn:

so i just put 9 for the answer

Angle:

yup

skrtkobainn:

ok thx

skrtkobainn:

that's all for math

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