Question

by using angle sum property of triangles prove exterior properpropertyof triangles​

Answer 1

Answer:

• An exterior angle of a triangle is equal to the sum of its interior opposite angles

Exterior Angles of a Triangle

• The exterior angle of a triangle is formed if any side of a triangle is extended and the exterior angle thus formed is equal to the sum of the two opposite interior angles of the triangle. This is referred to as the exterior angle property of a triangle.