Two circles of radii 7 cm and 4 cm touch each other internally. The distance between their centres is

A. 11 cm

B. 3 cm

C. 5.5 cm

D. 28 cm

Doubtly Asked 29 Oct 2026 Practice test ssc 10th Save WhatsApp Report

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Answer: (B) 3 cm

For circles touching internally, distance between centres = difference of radii = 7 − 4 = 3 cm.

Doubtly AI · 29 Oct 2026 AI-verified · Nov 2026 Report

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