Δ ABC ~ Δ DEF. If ∠A = 50° and ∠E = 60°, find ∠C.
Q.1 (B)(4) Δ ABC ~ Δ DEF. If ∠A = 50° and ∠E = 60°, find ∠C.
Q.1 (B)(4) Δ ABC ~ Δ DEF. If ∠A = 50° and ∠E = 60°, find ∠C.
Best answer
Answer: ∠C = 70°
Corresponding angles of similar triangles are equal, so ∠B = ∠E = 60°.
In Δ ABC, ∠C = 180° − ∠A − ∠B = 180° − 50° − 60° = 70°.
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