Answer:
Congruent triangles are triangles with identical sides and angles. The three sides of one are exactly equal in measure to the three sides of another. The three angles of one are each the same angle as the other.
Table Of Contents
Triangle Congruence Postulates
Included Parts
Side Side Side Postulate
Side Angle Side Postulate
Angle Side Angle Postulate
Angle Angle Side Theorem
HL Postulate
Proof Using Congruence
Triangle Congruence Postulates
Five ways are available for finding two triangles congruent:
SSS, or Side Side Side
SAS, or Side Angle Side
ASA, or Angle Side Side
AAS, or Angle Angle Side
HL, or Hypotenuse Leg, for right triangles only
Included Parts
An included angle lies between two named sides. In △CAT below, included ∠A is between sides t and c:
