Geometry Vocabulary Review

A straight row of points that goes on forever in BOTH directions.

• point

• line

• ray

• line segment

lines that cross and form acute and obtuse angles

• parallel lines

• intersecting lines

• ray

a straight row of points that start at one point and goes on forever in the opposite direction

• point

• line segment

• ray

• line

a straight row of points that start at one point and end at another.

• line segment

• ray

• angle

What does this represent?

• angle ABC

• triangle ABC

• greater than ABC

• less than ABC

identify the angle

• right angle

• obtuse angle

• acute angle

• a crossbow

An angle that is less than 90 degrees

• Obtuse Angle

• Acute Angle

• Right Angle

• Adjacent Angles

an angle that is greater than 90 degrees

• Obtuse Angle

• Acute Angle

• Right Angle

• Linear Pair

A single angle that measures exactly 90 degrees.

• Obtuse Angle
• Acute Angle
• Right Angle
• Supplementary Angles

Tags

CCSS.4.G.A.1

What does this image show?

• parallel lines
• perpendicular lines
• intersecting lines
• line segments

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1