Hachie Unit 4 Flashcards
1
Q
Triangle Angle Sum Theorem
A
The sum of the measures of the angles of a triangle is 180 degrees.
2
Q
Equiangular Triangles Corollary 1
A
Each of the angles of an equilateral triangle has a measure of 60 degrees.
3
Q
Right Triangles Corollary 2
A
The acute angles of a right triangle are complementary.
4
Q
Third Angles Theorem
A
If two angles of one triangle are congruent to two angles of a second triangle, then the third angles are also congruent.
5
Q
Exterior Angle Theorem
A
The measure of an exterior angle of a triangle is equal to the sum of the measures of its two remote interior angles
6
Q
Isosceles Triangle Theorem
A
The base angles of an isosceles triangle are congruent.
