Math, asked by Anonymous, 11 months ago

If three angles of a quadrilateral are20°,90°,and 90°,find the fourth angle of the quadrilateral

Answers

Answered by kanikavi23

2

Answer:

160°

Step-by-step explanation:

20°+90°+90°+x=360°[sum of angle in a quadrilatetal=360°]

200°+x=360°

x=160°

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