Mathematics · Mensuration
Two circles touch each other externally; the distance between their centres is 12 cm and the sum of their areas is 74π cm2. What is the radius of the smaller circle?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13 cm
- 25 cm✓
- 34.5 cm
- 42.8 cm
Correct answer
5 cm
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