Q. 34.3( 6 Votes )

# In a triangle ABC, ∠B = 70°. Find ∠A + ∠C.

Answer :

In the given ∆ABC,

∠B = 70°

We know that the sum of all the angles of a triangle is 180°.

⇒ ∠A + ∠B + ∠C = 180°

⇒ ∠B + ∠C = 180° - 70°

⇒ ∠B + ∠C = 110°

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