Question

Find. The. Value. Of. x.

Answer 1

c = 180- 90+50
c= 180- 140
c= 40

then in triangle edc
x=180- 100+40
x= 40

Answer 2

50+90+angle of acb=180 (sum of triangle rule)
angle of acb =40
now in triangle dec
X+100+40=180
x=40
this is the right answer
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