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Mathematics 7 Online
OpenStudy (anonymous):

1.A prism has a surface area of 350 mm2. Find the surface area of a scaled image with a scale factor of 2. 2.The prism has a surface area of 202 ft2. What would the surface area of the prism be if each dimension were tripled? l=5 w=9 h=4 3.The prism has a volume of 70 mm3. Find the volume of a scaled image with a scale factor of 3. l=5 w=7 h=2

OpenStudy (anonymous):

I WILL FAN AND MEDAL

OpenStudy (anonymous):

@tylermcmullen23

OpenStudy (anonymous):

for 1, multiply 350 by 2 to get???.. 700

OpenStudy (anonymous):

yes 700......

OpenStudy (anonymous):

thats the answer for 1

OpenStudy (anonymous):

for 3, multiply 3 by 70.. to get 210

OpenStudy (anonymous):

howw did u get 70?

OpenStudy (anonymous):

oh

OpenStudy (anonymous):

nvm

OpenStudy (anonymous):

lol

OpenStudy (anonymous):

now for 2? :/

OpenStudy (anonymous):

well, you would have to multiply each dimension by 3.. so now you have 15, 27, and 12

OpenStudy (anonymous):

do 2(15*27+27*12+12*15)

OpenStudy (anonymous):

you should get 1818

OpenStudy (anonymous):

ok thx... again

OpenStudy (anonymous):

no problem :)

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