Q. 23

In Fig. 9.48, what is y in terms of x?

A. x

B. x

C. x

D. x

Answer :


x + 2x + ACB = 180o

ACB = 180o – 3x (i)


y + 180o – 3y + ECD = 180o

y + 180o – 3y + 180o - ACB = 180o

y = x

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