Supplementary and Complementary Angles
Grade 1145 min
Learning Objective
I can solve for unknown angles using the properties of supplementary and complementary angles.
Lesson Flow
Watch Video
Complementary Angles & Supplementary Angles | Math with Mr. J
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Practice
7 questions • Short answer
Exit Ticket
“Angle A and angle B are complementary angles. If angle A measures 57°, what is the measure of angle B? Angle X and angle Y are supplementary angles. If angle X measures 32°, what is the measure of angle Y? Angle P and angle Q are complementary angles. If angle P measures 19°, what is the measure of angle Q?”
Teacher Guide
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- Answer keys for all questions
- Differentiation strategies
- Extension activities
- Printable student handouts
