In Fig. 6.28, find the values of x and y and then show that AB || CD.

Question

Philoid · Accepted Answer

From the figure:

x + 50^o = 180^o (Linear pair)

x = 130^o

And,

y = 130^o (Vertically opposite angles)

Now,

x = y = 130^o (Alternate interior angles)

Hence,

AB || CD