Download Proving Triangles Congruent

Proving Triangles
Congruent
Sections 4-4 and
4-5
SSS Postulate
If the sides of one triangle
are congruent to the sides
of a 2nd triangle, then the
triangles are congruent
SAS Postulate
If 2 sides & the included angle
of one triangle are congruent
to 2 sides & the included
angle of another triangle, then
the triangles are congruent.
30
30
ASA Postulate
If 2 angles & the included
side of one triangle are
congruent to 2 angles & the
included side of another
triangle, the triangles are
congruent.
95
95
30
30
AAS Theorem
If 2 angles & a nonincluded
side of one triangle are
congruent to the
corresponding 2 angles &
nd
side of a 2 triangle, the 2
triangles are congruent.
95
95
30
30
Joke Time
Why did the man sleep
with a ruler?
to see how long he could
sleep
What kind of
undergarment does the
Little Mermaid wear?
an alge-bra