Unit 1 Test

A flat surface made up of points that extends indefinitely in all directions.

• point

• line

• plane

• ray

Two angles that share a common vertex and side.

• Adjacent Angles

• Vertical Angles

• Complementary

• Supplementary

Made up of points with no thickness or width; Extends indefinitely in both directions.

• point

• line

• plane

• ray

Adjacent angles that are supplementary

• Supplementary

• Linear Pair

• Complementary

• Perpendicular

A measurable part of a line consisting of two endpoints.

• line

• point

• ray

• line segment

A line, ray, or segment that divides an angle or segment into two equal parts.

• angle

• bisector

• ray

• line

Two angles with measures that have a sum of 180°.

• Adjacent Angle

• Vertical Angle

• Complementary

• Supplementary

A location with no size or shape.

• point

• line

• plane

• ray

Two lines that intersect at a 90° angle.

• Perpendicular

• Complementary

• Vertical

• Adjacent

Points that lie on the same plane.

• Collinear

• Line

• Coplanar

• Plane