Complementary & Supplementary Angles
Angle Measures and Equations
Types of Angles
Solving for Variables
Protractor Practice
100
$100: A supplementary angle adds up to how many degrees?
Answer: What is 180°?
100
$100: The sum of two supplementary angles is...
Answer: What is 180°?
100
$100: An angle measuring less than 90° is called a(n)..
Answer: What is acute angle?
100
$100: What is the value of x?
Answer: What is 56°?
100
$100:
Answer: What is 30°?
200
$200: Below is a complementary angle. The measure of angle a is 49°. Which equation can be used to solve for the measure of angle b?
Answer: What is b + 49 = 90?
200
$200: The sum of two complementary angles is...
Answer: What is 90°?
200
$200: An angle measuring exactly 90° is called a(n)...
Answer: What is right angle?
200
$200: These angles are complementary. If angle b = 35, what is the value of angle a? 
Answer: What is 55°?
200
$200:
Answer: What is 80°?
300
$300: The measure of angle a is 49°. What is the measure of angle b?
Answer: What is 41°?
300
$300: What is the value of x in the supplementary angles diagram?
Answer: What is x = 20?
300
$300: An angle measuring more than 90° but less than 180° is called a(n)...
Answer: What is obtuse angle?
300
$300: What is the value of y?
Answer: What is y = 62°?
300
$300: Mark says this angle is 150°. Do you agree or disagree? Why or why not?
Answer: What is Mark is incorrect because the measure of the angle is 50° since it is acute?
400
$400: Below is a supplementary angle where one angle is 36°. Use this correct equation to solve for the missing angle.
Answer: What is 36 + y = 180?
400
$400: Find the value of m in the given figure.
Answer: What is m = 59.5?
400
$400: Tina says that an angle is 140°. Explain why she is correct or incorrect?
Answer: What is Tina is correct because the measure of the angle is 140° because it is obtuse?
400
$400: What is the value of ∠ACB?
Answer: What is 30°?
400
$400: 
Answer: What is 155°?
500
$500: What is the measure of angle y in the previous question?
Answer: What is 144°?
500
$500: Use the image of angles to find y.
Answer: What is y = 55?
500
$500: Identify the shape and interior angle shown using a protractor.
Answer: What is a regular hexagon and 120°?
500
$500: Use the given diagram. What is the equation and solve for x?
Answer: What is 11x + 24 = 90?
x = 6
500
$500:
Answer: What is 40°?