Intro to Angles

Give two other names for $\angle XYZ$ .

•  $\angle ZYX$  

•  $\angle1$  

•  $\angle XZY$  

•  $\angle2$  

Angle PTQ can also be named

• Angle QTP
• Angle TPQ
• Angle QPT

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5

Angle PTQ is 

• obtuse
• acute
• right
• straight

Tags

CCSS.4.G.A.1

Angle PTS is 

• acute
• obtuse
• right
• straight

Tags

CCSS.4.G.A.1

Angle STQ is 

• obtuse
• acute
• right
• straight

Tags

CCSS.4.G.A.1

I I wanted to name the blue+red angle, which of these names would be acceptable?

• ∠L
• ∠LHG
• ∠HLK
• ∠GKL

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5

Name the sides of ∠B.

• Ray AB and ray CB

• Ray AB and ray BC

• Ray BA and ray BC

• Ray BA and ray CB

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5

_{What is the measure of the following angle?}

• 20 degrees.

• 34 degrees.

• 70 degrees.

• 172 degrees.

Tags

CCSS.4.MD.C.6

_{What is the measure of the following angle?}

• 125 degrees.

• 180 degrees.

• 142 degrees.

• 97 degrees.

Tags

CCSS.4.MD.C.6

What is the measure of the angle?

• 25 degrees

• 45 degrees

• 60 degrees

• 35 degrees