Angles, Right Obtuse, Acute

Choose the correct ratio.

• sin^-1(9/20)

• cos^-1(9/20)

• tan^-1(9/20)

• cos^-1(20/9)

Tags

CCSS.HSG.SRT.C.8

Without using a protractor, find the measure of angle x.

• 214 degrees

• 6 degrees

• 186 degrees

• 180 degrees

Tags

CCSS.4.MD.C.7

• Cannot be determined

Tags

CCSS.8.G.A.5

Which of the angle pairs below is a pair of alternate interior angles?

Tags

CCSS.8.G.A.5

An angle that measures less than 90°

• Acute

• Obtuse

• Right

• Straight

Tags

CCSS.4.G.A.1

This is what kind of angle?

• right

• acute

• obtuse

• straight

Tags

CCSS.4.G.A.1

What is this angle?

• Right angle

• triangle angle

• acute angle

• obtuse angle

Tags

CCSS.4.G.A.1

Name this angle.

• acute

• right 

• obtuse

• none of the above

Tags

CCSS.4.G.A.1

Right, acute, or obtuse?

• Acute

• Right

• Obtuse

Tags

CCSS.4.G.A.1

What type of angle is shown?

• acute

• obtuse

• right

• straight

Tags

CCSS.4.G.A.1