Congruence & Triangles

Among two congruent angles, one has a measure of 70°. What will be the measure of the other angle?

• 140°

• 35°

• 70°

• 110°

The symbol for congruence is :

• =

• #

• ~

• ≅

Which postulate can be used to prove the triangles congruent?

• ASA

• SAS

• AAS

• SSS

Which additional piece of information would be needed to prove the triangles congruent using ASA?

• m<A = m<F

• AB = FE

• m<C = m<D

• AC = FD

For the given picture, what additional piece of information would be needed to prove triangle BAC is congruent to triangle DAC by SAS?

• m<BAC = m<DAC

• m<BDA = m<DCA

• m<ABC = m<ADC

• AC = AC

For the given picture, point C is the midpoint of AD and BE. Which postulate can be used to prove triangle BAC congruent to triangle DEC?

• SSS

• ASA

• SAS

• HL

Which congruent postulate proves the triangles congruent?

• ASA

• SSA

• SAS

• AAS

Find the value of y for the given picture.

• 4

• 5.75

• 3.86

• 2.86

Classify the triangle shown in the picture by its sides.

• Equilateral

• Scalene

• Obtuse

• Isosceles

For the given picture, EF = BC and AB = DE. Which postulate can be used to prove the triangles congruent?

• SAS

• ASA

• AAS

• HL