In triangle ABC if mLA =30 and mAB = mAC than values of LB and LC are
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∠B = ∠C = 75°
Step-by-step explanation:
AB = AC
=> ∠B = ∠C
∠A + ∠B + ∠C = 180° (Sum of angles of triangle)
∠A = 30°
=> 30° + ∠B + ∠C = 180°
=> ∠B + ∠C = 150°
∠B + ∠C = 150°
∠B = ∠C
=> ∠B = ∠C = 75°
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