Interior Triangle Worksheets Solve for X

Find the measure of the missing angles.

• A

• B

• C

• D

Solve for the missing angle with the question mark. 

• A
• B
• C
• D

What is the measure of angle b?

• 36^o
• 56^o
• 63^o
• 117^o

Find the measure of the missing angles.

• A

• B

• C

• D

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

• 45°
• 90°
• 180°
• 360°

Which of the following terms best describes Angle d?

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

What is the value of the missing angle?

• 90

• 100

• 20

• 120

What is the value of the missing angle?

• 105

• 80

• 55

• 25

What is the value of x?

• 38

• 57

• 76

• 85

What is the measure of angle x?

• 70

• 160

• 135

• 20