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Mathematics 7 Online
OpenStudy (anonymous):

Two similar cone-shaped mixers are shown below what is the radius of the bigger cone?

OpenStudy (anonymous):

OpenStudy (anonymous):

so far i got 20/30 = 12/?

OpenStudy (anonymous):

what im doing is 30 times 12=360 and then dividing it by 20=18...is this correct?

ganeshie8 (ganeshie8):

its correct :)

OpenStudy (anonymous):

using similar triangles properties, we can get radious = 12 x 30 / 20 = 18

OpenStudy (anonymous):

so, i think you are correct.

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