Question

In a quadrilateral ∠A = 50° Find the other angles

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Answer 1

Answer

310

you can see in book there will be examples.

Answer 2

$angle \: c \: is \: 50 \degree( \because \: opposite \: angles \: of \: a\:quadrilateral \: are \: equal)$

$angle \: b \: is \: 130 \degree( \: \angle \: a \: - \angle \: b)$

$angle \: d\: is \: 130 \degree( \because \: opposite \: angles \: of \: a\:quadrilateral \: are \: equal)$

hope it helps u buddy..... ✌✌