Question

answer is 60 degree. pls tell me how ?​

Answer 1

Answer:

in quadrilateral ABCD , interiour angle of C ?

C= 180-80. (linear pair)

C =100°

sum of all angles of quadrilateral is 360°

A +B +C +D =360°

x+105+100+95=360

x+300°=360°

x=360°-300°

x=60°

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