Solving missing angles

Find the value of x.

• 18°
• 28°
• 38°
• 118°

Find the value of x.

• 38°
• 52°
• 142°
• 152°

Angles whose measure sum up to 180 degrees.

• Vertical
• Adjacent
• Complementary
• Supplementary

An angle whose measure is exactly 90 degrees.

• acute
• vertical
• right
• straight

How many degrees is a straight angle?

• 90
• 360
• 180
• 145

This is what kind of angle?

• acute
• obtuse
• right
• straight

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.5

This is what kind of angle?

• right
• acute
• obtuse
• straight

This is what kind of angle?

• obtuse
• right
• straight
• acute

Angles are measured using a ______.

• compass
• protractor
• ruler
• prospector

complementary, supplementary, or neither?

• Complementary
• Supplementary
• Neither