SSS and SAS

SSS and SAS

Congruent Triangles

• 3 Sides

• 3 Angles

Are the triangles congruent?

How do you know?

Do we really need 6 things everytime to know if triangles are congruent?

NO

Side Side Side (SSS)

if the three sides of one triangle are congruent to the corresponding sides to another triangle, then the two triangles are congruent.

Multiple Choice

Are these 2 triangles congruent by SSS?

• Yes

• No

Multiple Choice

Are these 2 triangles congruent by SSS?

• Yes

• No

Side, Angle, Side (SAS)

If two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, the triangles are congruent.

Multiple Choice

Are these 2 triangles congruent by SAS?

• Yes

• No

Multiple Choice

Are these 2 triangles congruent by SAS?

• Yes

• No

Multiple Choice

Are these 2 triangles congruent by SAS?

• Yes

• No

Multiple Choice

Are these 2 triangles congruent by SAS?

• Yes

• No