Triangle Congruence Quiz

What is the main topic of today's lesson in Friendly Math 101?

• Pythagorean theorem

• Triangle congruence using SSS and SAS

• Circle theorems

• Triangle similarity

What does SSS stand for in triangle congruence?

• Side-Angle-Side

• Side-Side-Side

• Side-Side-Angle

• Side-Angle-Angle

In the SSS method, how many sides of the triangles need to be congruent?

• One side

• Two sides

• Three sides

• No sides

What does SAS stand for in triangle congruence?

• Side-Angle-Side

• Angle-Angle-Side

• Side-Side-Angle

• Angle-Side-Angle

In the SAS method, where must the congruent angle be located?

• At the apex of the triangle

• Between the two congruent sides

• At the base of the triangle

• At any position

In the first example, which method is used to prove the triangles are congruent?

• SSS

• AAS

• ASA

• SAS

In the first example, which sides are congruent?

• AB and DE, BC and EF, CA and DF

• AB and DF, BC and DE, CA and EF

• AB and EF, BC and DE, CA and DF

• AB and BC, DE and EF, CA and DF

In the second example, which method is used to prove the triangles are congruent?

• AAS

• SSS

• ASA

• SAS

In the second example, which side is congruent to itself?

• AB

• BC

• BD

• CA

In the third example, why can't the triangles be proven congruent?

• The sides are not congruent

• The angle is not between the two sides

• The triangles are not similar

• The triangles are not right-angled