REASONS IN PROOFS

Front

If a = b, then a - c = ?

Back

b - c (Subtraction Property)

Front

If B is between A and C, then AB + BC = ?

Back

AC (Segment Addition Postulate)

Front

If S is in the interior of

Back

m

Front

What is a line or line segment that divides an angle into two equal parts?

Back

Bisector

Front

If two angles and a non-included side of one triangle are congruent to the corresponding parts of another triangle, then the triangles are ?

Back

Congruent (Angle-Angle-Side Theorem - AAS)

Front

What property states that if a = b, then a + c = ?

Back

b + c (Addition Property)

Front

What is the sum of the angles in a triangle?

Back

180 degrees (Triangle Angle Sum)

Front

What do you call two angles that add up to 90 degrees?

Back

Complementary Angles

Front

What do you call two angles that add up to 180 degrees?

Back

Supplementary Angles

Front

What is the theorem that states if two sides of a triangle are equal, then the angles opposite those sides are equal?

Back

Isosceles Triangle Theorem