Question

In a quadrilateranl ABCD, if ∠A=100°,∠B=60°,∠C=60°,then find∠D​

Answer 1

Hey mate your answer is:

Total sum of all angles in quadrilateral = 360

Let fourth angle is x.

100 + 60 + 60 + x = 360

220 + x = 360

x = 360-220

x = 140

Fourth angle = 140 °

Hope it helps you.

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