1) A candle, made from wax, is in the shape of a cylinder.
The radius is 1.5 centimetres and the height
is 20 centimetres.
(a) Calculate, correct to the nearest
cubic centimetre,
the volume of wax in the candle.
[The volume of a cylinder, radius r, height h, is r²h]
1.5 cm
9A
20 cm