Points Rays Angles

An angle is formed by two ​ (a)   that share a common ​ (b)   . A ​ (c)   is a straight line of (d)   that extend infinitely in two directions.

• rays

• endpoint.

• line

• points

Name the angle formed by rays OA and OB.

• Angle BOA

• Angle ABC

• Angle AOC

• Angle OAB

Classify ∠GHI.

• right

• obtuse

• acute

• straight

Name the figure.

• angle GR

• line GR

• line segment GR

• ray GR

Name the figure.

• angle Z

• ray Z

• ray Z

• point Z

Classify angle JKL.

• right angle

• obtuse angle

• acute angle

• straight angle

What is this angle?

• Right angle

• Left angle

• Acute angle

• Obtuse angle

What is this angle?

• Right angle

• Left angle

• Acute angle

• Obtuse angle

What is this angle?

• Right angle

• Left angle

• Acute angle

• Obtuse angle

What are all of the angles in a square?

• Right angles

• Left angles

• Acute angles

• Obtuse angles