Cone surface area and vertical height

Cone surface area and vertical height

Secondary 2
4 marks
TGM Original Questions

A cone has diameter 10 cm and slant height 13 cm. Find

  1. its curved surface area in terms of \(\pi\),[2]
  2. its vertical height.[2]

Solution:

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Answer:(a) \(65\pi\text{ cm}^2\) (b) \(12\) cm.

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