Upload
ejfischer
View
81
Download
0
Embed Size (px)
Citation preview
Section 4.6
Base Angles Theorem:◦ If two sides of a triangle are congruent, then their
opposite angles are also congruent.
Converse of the Base Angles Theorem:◦ If two angles of a triangle are congruent, then
their opposite sides are also congruent
Equilateral triangles are also equiangular
Equiangular triangles are also equilateral
If the hypotenuse and one leg of a right triangle are congruent to those of another right triangle, then the two triangles are congruent
• Find x
81
9x + 18
D
A
B
C
Are AB and CD parallel?
x
x82°
y