J.1

Complementary & Supplementary Angles

Find the missing angle when two angles make a right angle or a straight line.

Level
Medium
Problems
Daniel Math Academy · Grade 7 Math

Complementary & Supplementary Angles

Skill J.1 · Angle relationships · ★★☆ Medium

Name
 
Date
 
Score/ 6

Find each missing angle.

Example
34°?90°
? =

Think: Complementary angles add to : . Supplementary angles add to .

  1. 1
    45°?90°
    ? = 
  2. 2
    ?145°
    ? = 
  3. 3
    ?35°90°
    ? = 
  4. 4
    ?40°90°
    ? = 
  5. 5
    ?35°90°
    ? = 
  6. 6
    ?125°
    ? = 
Daniel Math Academy · danielmath.comWorksheet #uqfweb2 · Page 1 / 2
Daniel Math Academy · Grade 7 Math

Answer Key

J.1 Complementary & Supplementary Angles · ★★☆ Medium

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
Daniel Math Academy · danielmath.comWorksheet #uqfweb2 · Answer Key · Page 2 / 2