Math, asked by hindustan45, 11 months ago

please tell me the answer

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Answers

Answered by tushar8138

0

Answer:

The angles are 110° and 90°

Step-by-step explanation:

We know that sum of all angles of quadrilateral is 360°

so according to the question if other angle is A then another angle will be A - 20

now

A + A - 20 + 80 + 80 = 360

2A = 220

A = 110

thus another angle is 110 - 20 = 90

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