Question

Prove that if two lines intersect each other , then the vertically opposite angles so formed are equal

Answer 1

Answer:

If two lines intersect each other, then the vertically opposite angles are equal. Theorem 6.1 : If two lines intersect each other, then the vertically opposite angles are equal. In the statement above, it is given that 'two lines intersect each other'. So, let AB and CD be two lines intersecting at O as shown in Fig.

Answer 2

Answer:

diagram should be drawn

Step-by-step explanation:

draw an intersecting line name a b c and than prove the equation like a+b+c