# If in a triangle,one angle is obtuse and one angle is right,so which type of triangle isthat ? Or will it happen like that?

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by shartkothina

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by shartkothina

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For e.g in Δ ABC, if ∠B is right angle, then

m∠A + m∠B + m∠C=180

∴m∠A + 90 + m∠C=180

∴m∠A + m∠C=90

Thus the sum of remaining two angles is 90° and so none of them could be obtuse or even a right angle.