Right Obtuse Acute Straight

An angle whose measure is exactly 90 degrees.

• acute

• vertical

• right

• straight

This is what kind of angle?

• right

• acute

• obtuse

• straight

Find the value of x.

• 18°

• 28°

• 38°

• 118°

Find the value of x.

• 38°

• 52°

• 142°

• 152°

How many degrees is a straight angle?

• 90

• 360

• 180

• 145

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

• 56 degrees.

• 180 degrees.

• 142 degrees.

• 97 degrees. 

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

• 120 degrees.

• 171 degrees.

• 60 degres.

• 10 degrees.

Is this angle acute, right, obtuse, or straight?

• Right

• Acute

• Obtuse

• Straight

Is this angle acute, right, obtuse, or straight?

• Right

• Acute

• Obtuse

• Straight

Is this angle acute, right, obtuse, or straight?

• Right

• Acute

• Obtuse

• Straight