Question

In a circle there is a triangle ABC. Angle C = 55, angle A=x, angle B=? Find the value of x

Answer 1

angle A +angle B+angle C= 180.
(angle sum property)

angle A+angle B=180-55
angle A +angleB = 135.
but angle A=x

x = 135- angle B.

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Answer 2

Answer:

I hope it is helpful........................