Triangles - Congruent

Question 1

Area of a Triangle

Answer 1

Question 2

Definition of Congruent Triangles

Answer 2

Corresponding sides are congruent (equal in length)

and

Corresponding angles are congruent (equal in measure)

Question 3

Triangle Sum Theorem

Answer 3

The three interior angles of a triangle sum to 180°

Question 4

Exterior Angle Theorem

Answer 4

An exterior angle is equal to the sum of the non-adjacent interior angles