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Angle Relationships Worksheet

Explore and identify different types of angle relationships including complementary, supplementary, vertical, and adjacent angles.

Grade 7 Math GeometryAngle Relationships
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Includes

Multiple ChoiceFill in the BlanksShort AnswerTrue / FalseMatching

Standards

CCSS.MATH.CONTENT.7.G.B.5

Topics

mathgeometryanglesgrade 7
7 sections · Free to use · Printable
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Angle Relationships

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Read each question carefully and answer to the best of your ability. Show all your work where applicable.

1. What is the relationship between two angles that add up to 90 degrees?

a

Supplementary angles

b

Complementary angles

c

Vertical angles

d

Adjacent angles

2. When two straight lines intersect, the angles opposite each other are called:

a

Adjacent angles

b

Linear pairs

c

Vertical angles

d

Complementary angles

3. Two angles are   if their sum is 180 degrees.

4.   angles share a common vertex and a common side, but no common interior points.

5. Consider the diagram below where two lines intersect. If angle A measures 65 degrees, find the measure of angle B and angle C. Explain your reasoning.

ABC

6. An angle measures 30 degrees. What is the measure of its complementary angle? What is the measure of its supplementary angle?

7. Vertical angles are always congruent.

T

True

F

False

8. A linear pair consists of two complementary angles.

T

True

F

False

Match each definition with the correct term.

9. Angles whose sum is 90 degrees.

 

a. Supplementary Angles

10. Angles whose sum is 180 degrees.

 

b. Vertical Angles

11. Angles opposite each other when two lines intersect.

 

c. Complementary Angles