Core stretch A capsule-shaped solid consists of a cylinder of height 40 cm with a hemisphere at each

Question

Core stretch

A capsule-shaped solid consists of a cylinder of height 40 cm with a hemisphere at each end. Its circular cross-sectional area is $314.2\text{ cm}^2$, using $\pi=3.142$. Find

its radius,[2]
its volume to the nearest cubic centimetre,[2]
the height when recast as a cone of radius 15 cm.[2]

Accepted Answer

(a) $10$ cm (b) $16757\text{ cm}^3$ (c) $71.1$ cm.

Capsule solid recast as a cone

Capsule solid recast as a cone

Solution:

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