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प्रश्न
If ΔABC ~ ΔLMN and ∠B = 40°, then ∠M = ? Give reason.
उत्तर
ΔABC ~ ΔLMN .......[Given]
∴ ∠B ≅ ∠M ......(i) [Corresponding angles of similar triangles]
But ∠B = 40° ......[Given]
∴ ∠M = 40° ......[From (i)]
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