Asked in: July 2025 board paperIf \(\Delta ABC \sim \Delta DEF\), \(m\angle B = 60^\circ\), then \(m\angle E\) = ____

A. 30º

B. 60º

C. 90º

D. 45º

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

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Answer: (B) 60º

\(\Delta ABC \sim \Delta DEF\) gives the correspondence A ↔ D, B ↔ E, C ↔ F.

Corresponding angles of similar triangles are congruent, so \(m\angle E = m\angle B = 60^\circ\).

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

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