Geometry Quiz

A _______ is a flat surface that extends indefinitely in all directions.

• point

• plane

• line

• fragment

A _____ names a location in space.

• plane

• point

• segment

• radius

A ______ is straight. It is a set of points that extends forever in opposite directions.

• line

• point

• plane

• segment

A ________ is the part of a line between two_____.

• fragment; point

• segment; plane

• line segment; endpoints

• fragment; segments

A _______ is the part of a line that starts at an endpoint and goes on forever in one direction.

• ray

• angle

• vertex

• side

An _____ is formed by two rays with the same endpoint.

• ray

• angle

• vertex

• plane

________ angle measures 90 degrees.

• Straight

• Acute

• Obtuse

• Right

Angles are measured using a _______.

• Ruler

• Scale

• Thermometer

• Protractor

Lines that cross each other are called _______lines.

• parallel

• perpendicular

• intersecting

• oblique

________ lines are intersecting lines that form four right angles.

• Parallel

• Intersecting

• Perpendicular

• Horizontal