Congruent/Similar Triangles and Angles



Triangles

Congruent:
Three equal sides
Two sides and the common angle are equal.
Two sides and the angle are equal
One side and two angles are equal
Figures that have size and shape but not position.
congruent-3.gif
images.jpeg
Youtube Link for Congruent Triangles

Similar:
The angles of each triangle is similar
The ratio between 3 sides is equal
One angle and the ratio between two sides is equal
Same shape but not the same size
Similar1.png
Youtube Link for Similar Triangles

Angles

Congruent:
Have the same angle in degrees
They don't have to point the same way
They don't have to have similar sized lines

Similar:
The corresponding side are then proportion in length