Geometry Midterm 10/11

A point that divides, or bisects, a segment into two congruent segments

• Midpont
• Vertex
• Bisector
• Intersection

Part of a line that consists of a point called an endpoint and all points on the line that extend in one direction

• Plane
• Line segment
• Ray
• Angle

Two angles whose measures have the sum 180°

• Complentary angles
• Supplementary angles
• Obtuse angle
• Straight angle

Points that lie on the same line

• Coplanar points
• Noncollinear points
• Collinear points
• Noncoplanar points

Two angles whose measures have the sum 90°

• Complementary angles
• Right angle
• Supplementary angles
• Adjacent angles

Angles that have the same measure

• Complementary angles
• Supplementary angles
• Adjacent angles
• Congruent angles

What is the relationship between angles A and B?

• corresponding

• alternate exterior

• alternate interior

• supplementary

What is the measure of ∠2?

∠1 and ∠3 can best be described as -

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

What is the measure of ∠7?

• 68

• 128