Day 2

3.1: What are congruent figures?I can understand the concept of congruent figures.

I can accurately identify the corresponding parts of figures.

Find the number of triangles in each diagram.

Congruent polygons have all pairs of corresponding parts congruent.

3.1 Part 1:What are congruent figures?

• All pairs of angles and all pairs of sides must be congruent.

Congruent triangles have three pairs of corresponding congruent sides and angles.

Name the triangle that is congruent to △DAB.

Example 1

D

O G

B A

Reflexive Property – Any segment or angle is congruent to itself

The easiest property in the world!

Name the two congruent triangles.

Example 2

T

E

U

R