Pre-Algebra 7.2 Review

Angles that are exactly 90 degrees are called _____ ______.

• tight angles
• acute angles
• obtuse angles
• right angles

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°
• 90°
• 180°
• 360°

What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?

• 32
• 39
• 45
• 54

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

Find the measure of each angle indicated.

• 50
• 20
• 29
• 48

Will the following three angles for a triangle?

30°, 60°, 90°

• yes

• no

A triangle has one angle that measure 45° and one that measures 60°. What is the measure of the third angle?

• 135°

• 75°

• 120°

• 105°

A triangle has one angle that measures 75° and one angle that measures 19°. What is the measure of the third angle?

• 86°

• 94°

• 105°

• 161°

Which of the following angles can you add together to equal angle d? 

• Angle a and Angle b
• Angle b and Angle c
• Angle a and Angle c
• Angle a and Angle b and Angle c

Which of the following terms best describes Angle d? 

• Remote interior angle
• Corresponding angle
• Exterior angle
• Interior angle