Q. 14.3( 22 Votes )

# In a Δ *ABC*, if ∠*A* = 55°, ∠*B* = 40°, find ∠*C*

Answer :

Given, ∠A = 55^{o}

∠B = 40^{o} and ∠C =?

We know that, In sum of all angles of triangle is 180^{o}

∠A + ∠B + ∠C = 180^{o}

55^{o} + 40^{o} + ∠C = 180^{o}

95^{o} + ∠C = 180^{o}

∠C = 85^{o}

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