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One way to remember supplementary angles versus complimentary angles is to remember that 90° angles are right angles, compliments are the right thing to say, right angles equal 90° , so complimentary angles are 2 angles that equal 90°

# Adjacent, Supplementary, Complementary and Vertical Angles

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Basic Lesson
Guides students through the classification of Adjacent and Vertical angles.
Standard: MATH 3
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Intermediate Lesson
Guides students through the classification of Supplementary and Complementary angles.
Standard: MATH 3
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Independent Practice 1
A really great activity for allowing students to understand the concepts of angle classification.
Standard: MATH 3
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Independent Practice 2
Students name 20 classified angles. The answers can be found below.
Standard: MATH 3
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Angles Homework
Students are provided with 12 problems to achieve the concepts of Adjacent, Supplementary, Complementary and Vertical Angles.
Standard: MATH 3
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Angles Quiz
This tests the students ability to understand Adjacent, Supplementary, Complementary and Vertical Angles.
Standard: MATH 3
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Answers for the homework and quiz.
Answers for lessons and both practice sheets.

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