Basic Geometry Facts

What does the image show? 
(The whole thing, not just the points)

• a ray

• a line

• a line segment

• a point

What type of angle is this?

• reflex angle

• right angle

• acute angle

• obtuse angle

What does this image show?

• parallel lines

• perpendicular lines

• intersecting lines

• line segments

Which figure shows a set of parallel lines?

• Figure 1

• Figure 2

• Figure 3

• Figure 4

What type of angle is shown?

• acute

• obtuse

• right

• straight

What type of angle is this? 

• acute

• obtuse

• right

Angles that have a measure less than 90 degrees are called    _______ ________.

• acute angles

• obtuse angles

• right angles

• straight angles

This picture shows a ________________.

• line

• line segment

• ray

This picture shows a ________________.

• line

• ray

• line segment

An angle is made up of two __________________.

• lines

• rays

• line segments

• points