Acute and Obtuse
Triangles from
Pythagorean
Theorem
Side-Angle-Side Similiarity
(SAS~)
Theorem
Similarity Ratio
Triangle
Inequality
Theorem
Side-Side-Side Similarity
(SSS~)
Theorem
Angle-Angle Similarity Postulate
(AA~)
Similar Triangles
Plane
Perpendicular Lines
Angle Bisector
Segment
Addition
Postulate
Triangle
Angle-Sum
Theorem
Complementary Angles
Altitude
Median
Congruent/Congruent
Line
Relationship of Sides and Angles
of a Triangle
Corresponding Angles
Exterior Angle
CONVERSE of the
Corresponding Angles
POSTULATE
Corresponding Angles
POSTULATE
Alternate
Interior
Angle
Theorem
Same-Side Interior Angles
Theorem
CONVERSE of the
Same-Side Interior Angles
Theorem
CONVERSE of the
Alternate Interior Angles
Theorem
Same-Side Interior Angles
Perpendicular Bisector
Point
Straight
Angle
Addition
Postulate
Transversal
Coplanar
Vertical Angles
Bisect
Triangle
Exterior
Angle Theorem
Parallel Lines
Angle
Congruent Triangles
Adjacent Angles
Alternate Interior Angles
Collinear
Remote
Interior
Angles
Supplementary Angles
Mid Point
Vertex
Segment
Hypotenuse-Leg
Theorem
(HL)
Side-Side-Side
Postulate
(SSS)
Side-Angle-Side
Postulate
(SAS)
Angle-Side-Angle
Postulate
(ASA)
Angle-Angle-Side
Postulate
(AAS)