Similar containers and circumferences

Similar containers and circumferences

Secondary 2

4 marks

TGM Original Questions

Two containers are geometrically similar. Their heights are \(10\) cm and \(15\) cm.

If the smaller base radius is \(3\) cm, find the larger base radius.[2]
If the circumference of the larger top is \(75\) cm, find the circumference of the smaller top.[2]

Solution:

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Answer:(a) \(4.5\) cm (b) \(50\) cm.

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