Linear and volume scales of similar pots

Linear and volume scales of similar pots

Secondary 2
4 marks
TGM Original Questions

Optional extension

Two cylindrical plant pots are geometrically similar. Their heights are \(6\) cm and \(18\) cm. The larger pot has base diameter \(9\) cm.

  1. Find the smaller base diameter.[2]
  2. Find volume of smaller : volume of larger in the form \(1:n\).[2]

Solution:

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Answer:(a) \(3\) cm (b) \(1:27\).

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