Question

14. In Fig. 6.10, if, then value of x is
a) 60
(6) 70
(c) 30°
(d) none of these


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Answer 1

interior angles are supplementary

120 + 2x =180

180-120=2x

60=2x

x=30

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Answer 2

Answer:

b) 30°

Because opposite angles are equal and linear angles make up 180°.

2x = 60°

x=30°

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