Basic Geometry and Angles

Divide into congruent segments or angles

• Bisector

• Vertex

• Opposite Rays

• Acute Angles

Two angles whose measures have a sum of 180.

• Straight Angle

• Linear Pairs

• Supplementary

• Adjacent Angles

Two angles whose sides form pairs of opposite rays.

• Congruent Angles

• Linear Pair

• Adjacent Angles

• Vertical Angles

Line segments that have the same length, distance.

• Bisected Angles

• Congruent

• Supplementary Angles

• Complementary Angles

Two angles whose measures have a sum of 90.

• Complementary

• Right Angle

• Linear Pair

• Adjacent Angles

Two angles that share a common vertex and side, but have no common interior points.

• Linear Pair

• Adjacent Angles

• Supplementary

• Complementary 

Two adjacent angles whose noncommon sides are opposite rays.

• Linear Pair

• Complementary 

• Congruent Angles

• Vertical Angles

Angle 3 and Angle 6 are examples of which type of angle pair?

• Alternate exterior angles

• Alternate interior angles

• Vertical angles

• Corresponding angles

Angle 1 and Angle 5 are examples of which type of angle pair?

• Alternate exterior angles

• Alternate interior angles

• Vertical angles

• Corresponding angles

∠1 and ∠3 can best be described as -

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles