Question

Prove that : If a pair of alternate angles formed by a transversal of two lines

is congruent then the two lines are parallel.


Line n is the transversal of line l and m.

< a =

To prove : line l || line m

Proof :

(i) < a + = = 1800

………..

(ii) < a = …….. ( given )

(iii) + < c = 1800

…… From i and ii

(iv) line l || line m ……..​

Answer 1

Answer:

good question brother boomgamer28