Lesson Worksheet: Complementary and Supplementary Angles Mathematics • 7th Grade

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In this worksheet, we will practice identifying complementary and supplementary angles and applying these properties in order to find a missing angle.

Q1:

Classify the pair of angles as complementary, supplementary, or neither.

Asupplementary
Bneither
Ccomplementary

Q2:

State whether the given pair of angles is supplementary, complementary, or neither.

Aneither supplementary nor complementary
Bcomplementary
Csupplementary

Q3:

Does every right triangle contain a pair of complementary angles?

ANo
BYes

Q4:

If and are complementary, , and complements , which of the following is equal to ?

Q5:

Find the measure of the angle which supplements the angle measuring .

Q6:

Find .

Q7:

Given that the two angles are supplementary, find the value of .

Q8:

Find the value of .

Q9:

Find the value of .

Q10:

Classify the following pair of angles as complementary, supplementary, vertical, or neither.

Acomplementary
Bneither
Cvertical
Dsupplementary

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