Question

8th no. Please Solve fast....

Answer 1

suppose, y=3a

Z=7a

angel NOC + angel OZF=180°(linear pair)

3a+7a=180°

10a=180°

a=180\10

a=18

y=3a=3(18)=54°

z=7a=7(18)=126°

angel X = angel Z (alternate angel)

angel X=126°

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