How can we help?

You can also find more resources in our Help Center.

Triangle Congruence Conjectures

By: Richy Lee
STUDY
PLAY
Triangle Sum Conjecture
Sum of measures of angles in every triangle is 180
Isosceles Triangle Conjecture
If triangle is isosceles, then base angles are congruent.
Triangle Inequality Conjecture
Sum of the lengths of any two sides of a triangle is greater than the length of the third side.
Side Inequality Conjecture
The longer line is opposite the larger angle.
Triangle Exterior Angle Conjecture
Measure of exterior angle is equal to the sum of the remote angles.
SSS SAS ASA AAS
Triangle Congruence Shortcuts
CPCTC
Corresponding Parts of Congruent Triangles are Congruent