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प्रश्न
Given ΔABC ~ ΔDEF, if ∠A = 45° and ∠E = 35° then ∠B = ?
विकल्प
45°
35°
25°
40°
उत्तर
35°
In ΔABC and ΔDEF,
ΔABC ~ ΔDEF ...(Given)
∴ ∠B ≅ ∠E ...(Corresponding angles of similar triangles)
But ∠E = 35° ...(Given)
∴ ∠B = 35°.
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