Math, asked by siddhant123456960, 10 months ago

Hello guys....

Please

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Answered by genius1being
3

Answer:

Draw a diagonal of the quadrilateral..

You'll get 2 triangle..

We know that sum of angles of triangle is 180..

So, sum of angles of 2 triangle

180°+180°=360°

proved...

Answered by pulsetarget
1

Answer:

360

Step-by-step explanation:

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