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The height of prism, with base perimeter...

The height of prism, with base perimeter `20 cm` and base area `30 cm^2` is `8 cm`.
a) Find its lateral surface area.
b) Find its total surface area.

Text Solution

Verified by Experts

a) `3 a=18 a=6`
b) `V=sqrt3 a^2/4 xx h=sqrt3 xx 6 xx 6/4 xx 10`
`=90 sqrt3 ~cm^3`
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