Mathematics · Mensuration

A circular iron plate of radius 24 cm is heated, and its radius increases by 1.8%. What is the approximate percentage increase in its area?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

14.3%
23.6%✓
32.2%
41.8%

Correct answer

3.6%

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A circular iron plate of radius 24 cm is heated, and its radius increases by 1.8%. What is the approximate percentage increase in its area?

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A circular iron plate of radius 24 cm is heated, and its radius increases by 1.8%. What is the approximate percentage increase in its area?

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