Q. 94.2( 34 Votes )

In Fig, l, m and n are parallel lines intersected by transversal p at X, Y and Z respectively. Find 1, 2 and3.


Answer :

From the given figure,


3 + y = 180o(Linear pair)


3 = 60o


Now,


Line l m


1 = 3 (Corresponding angles)


1 = 60o


Now, m n


2 = 120o(Alternate interior angle)


Therefore,


1 = 3 = 60o


2 = 120o


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