In the frustum of the cone, the top diagram is twice the ...
In the frustum of the cone, the top diagram is twice the bottom diameter. If the height of the frustum is h centimeters, find he height of the cone
2h
2πh
πh
πh2
Correct answer is A
xr = x+h2r
2 x r = r (x + h)
Total height of cone = x + h
but x = h
total height = 2h
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