Vertically Opposite Angles are Equal


Given "two lines intersect each other". So, let l1 and l2 be two lines intersecting at O. They lead to two pairs of vertically opposite angles.

We can prove vertically opposite angles are equal by Linear pair axiom.


Free tutorials
Here you can find maths tutorials.

Understand maths with video tutorials and come back as many times as you like, it is free.

Bookmark this page and tell your friends about this website.

It is great to spread the knowledge.