Question

the lines intersect each other, then
the vertically opposite angles equal​

Answer 1

Answer:

When two lines intersect each other, then the opposite angles, formed due to intersection are called vertical angles or vertically opposite angles. A pair of vertically opposite angles are always equal to each other. ... When two lines meet at a point in a plane, they are known as intersecting lines.

Answer 2

Step-by-step explanation:

So, we have proved that if two lines intersect each other, then the vertically opposite angles are equal