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22 Cards in this Set
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CPCTC

Corresponding Parts of Congruent Triangles are Congruent.

Triangle Congruence Postulate

Triangls are congruent if they share teh following sides: ASA, SAS, SSS.

Exterior Angle

Formed by extending one of teh sides of the a triangle.

Remote Interior Angle

Two angles inside the triangle and opposite the exterior angle.

Altitude

A perpendicular segment from a vertex of a triangle to the line that contains the opposite side.

Median

A segment that connects a vertex of a triangle to the midpoint of the opposite side.

Midline

A segment that connects the midpoints of two sides.

Conditional

Another name for an ifthen statement.

Hypothesis

The part of a conditional statement following the if.

Conclusion

The part of a conditional statement following the then.

Truthvalue

A conditional can be either true or false.

Converse

Switches the hypothesis and conclusion of a conditional statement.

Biconditional

Joining a conditional with its converse, when they are both true, with the phrase if and only if.

Reflexive Property of Equality

a = a

Transitive Property of Equality

If a = b and b = c, then a = c.

Symmetric Property of Equality

If a = b, then b = a.

Vertical Angles

Two angles whose sides form two pairs of opposite rays.

Adjacent Angles

Two coplanar angles with a common side, a common vertex, and no common interior points.

Complementary Angles

Two angles whose measures have the sum 90.

Supplementary Angles

Two angles whose measures have the sum 180.

Theorem

A statement that you prove true.

Paragraph Proof

Written as sentences in a paragraph.
