Triangle Congruence: Types of Triangle Congruence

Which of the following Triangle Congruence Theorems applies to this triangle pair?

• Side Angle Side

• Side Side Side

• Angle Side Angle

Vertical angles are...

• congruent (the same measure)

• supplementary (add up to 180)

Which angle has the SAME MEASURE as angle A?

• Angle R

• angle C

• angle M

Which side has the same LENGTH as  ?

• 

• 

• 

(order of the letters matters...pay attention)

• 

• 

The reflexive property applies here because... 

• segment  is in BOTH triangles and is the same size as itself.

•  is perpendicular to

(order matters, pay attention)

• 

• 

• 

Which congruence theorem will be used here?

• Angle Side Angle

• Angle Angle Side

• Hypotenuse Leg

What side is congruent to 

• 

• 

• 

What side is congruent to 

•  by the reflexive property

•  because it the hypotenuse