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.

Assessment: JAMB UTME - Mathematics - 1994 Subject: General Mathematics

Question 1 Report

2h

2

π

h

π

h

\frac{π h}{2}

Answer Details

$\frac{x}{r}$ = $\frac{x + h}{2 r}$

2 x r = r (x + h)

Total height of cone = x + h

but x = h

total height = 2h

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