EXERCISE6.2In Fig. 6.28, find the values of x and y and thenshow that – InterviewSolution

1.

EXERCISE6.2In Fig. 6.28, find the values of x and y and thenshow that AB II CD1.50°130Flg. 6.28

Answer»

50 + x = 180° ..... ( linear pair)

so, x = 180-50 = 130°

and y = 130° ..... ( vertically opposite angles)

also, since x = y = 130 ° .. forms alternate interior angles.. so AB || CD

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