← Angles lesson New set →

Class 5 Maths Worksheet: Angles

Maths worksheets lesson 39: Angles · Set 754 · 40 sums
TalentJR

The method (Know the totals): Acute < 90°, right = 90°, obtuse between 90° and 180°, straight = 180°. On a straight line: the two angles add up to 180°. In a triangle: the three angles add up to 180°. Around a point: 360°. Clock: each hour mark is 30° apart (360° ÷ 12).

NameDateTime takenScore ___ / 40
  1. 1.What is the smaller angle between the hands of a clock at 10 o'clock (in degrees)?
  2. 2.Three angles meet at a point. Two of them are 110° and 60°. What is the third angle (in degrees)?
  3. 3.Two angles together make a straight line. One of them is 45°. What is the other angle (in degrees)?
  4. 4.Two angles together make a straight line. One of them is 85°. What is the other angle (in degrees)?
  5. 5.Two angles together make a straight line. One of them is 110°. What is the other angle (in degrees)?
  6. 6.Three angles meet at a point. Two of them are 110° and 80°. What is the third angle (in degrees)?
  7. 7.An angle measures 100°. What kind of angle is it? (a) Right (b) Obtuse (c) Acute
  8. 8.An angle measures 15°. What kind of angle is it? (a) Straight (b) Obtuse (c) Acute
  9. 9.Two angles together make a straight line. One of them is 95°. What is the other angle (in degrees)?
  10. 10.An angle measures 180°. What kind of angle is it? (a) Right (b) Straight (c) Acute
  11. 11.A right angle is split into two angles. One of them is 60°. What is the other angle (in degrees)?
  12. 12.What is the smaller angle between the hands of a clock at 6 o'clock (in degrees)?
  13. 13.Two angles together make a straight line. One of them is 40°. What is the other angle (in degrees)?
  14. 14.An angle measures 30°. What kind of angle is it? (a) Right (b) Acute (c) Obtuse
  15. 15.Two angles together make a straight line. One of them is 100°. What is the other angle (in degrees)?
  16. 16.A right angle is split into two angles. One of them is 70°. What is the other angle (in degrees)?
  17. 17.What is the smaller angle between the hands of a clock at 7 o'clock (in degrees)?
  18. 18.Three angles meet at a point. Two of them are 120° and 140°. What is the third angle (in degrees)?
  19. 19.Two angles together make a straight line. One of them is 155°. What is the other angle (in degrees)?
  20. 20.Two angles of a triangle are 20° and 125°. What is the third angle (in degrees)?
  21. 21.What is the smaller angle between the hands of a clock at 3 o'clock (in degrees)?
  22. 22.An angle measures 35°. What kind of angle is it? (a) Acute (b) Right (c) Obtuse
  23. 23.An angle measures 90°. What kind of angle is it? (a) Right (b) Obtuse (c) Straight
  24. 24.Two angles together make a straight line. One of them is 80°. What is the other angle (in degrees)?
  25. 25.Two angles of a triangle are 30° and 140°. What is the third angle (in degrees)?
  26. 26.Two angles together make a straight line. One of them is 75°. What is the other angle (in degrees)?
  27. 27.An angle measures 175°. What kind of angle is it? (a) Acute (b) Straight (c) Obtuse
  28. 28.A right angle is split into two angles. One of them is 35°. What is the other angle (in degrees)?
  29. 29.Three angles meet at a point. Two of them are 60° and 160°. What is the third angle (in degrees)?
  30. 30.What is the smaller angle between the hands of a clock at 5 o'clock (in degrees)?
  31. 31.A right angle is split into two angles. One of them is 15°. What is the other angle (in degrees)?
  32. 32.Three angles meet at a point. Two of them are 140° and 90°. What is the third angle (in degrees)?
  33. 33.Two angles together make a straight line. One of them is 150°. What is the other angle (in degrees)?
  34. 34.What is the smaller angle between the hands of a clock at 8 o'clock (in degrees)?
  35. 35.Three angles meet at a point. Two of them are 90° and 160°. What is the third angle (in degrees)?
  36. 36.Two angles of a triangle are 80° and 65°. What is the third angle (in degrees)?
  37. 37.A right angle is split into two angles. One of them is 50°. What is the other angle (in degrees)?
  38. 38.Three angles meet at a point. Two of them are 90° and 110°. What is the third angle (in degrees)?
  39. 39.An angle measures 65°. What kind of angle is it? (a) Right (b) Acute (c) Straight
  40. 40.What is the smaller angle between the hands of a clock at 1 o'clock (in degrees)?

Answer key

  1. 60
  2. 190
  3. 135
  4. 95
  5. 70
  6. 170
  7. Obtuse
  8. Acute
  9. 85
  10. Straight
  11. 30
  12. 180
  13. 140
  14. Acute
  15. 80
  16. 20
  17. 150
  18. 100
  19. 25
  20. 35
  21. 90
  22. Acute
  23. Right
  24. 100
  25. 10
  26. 105
  27. Obtuse
  28. 55
  29. 140
  30. 150
  31. 75
  32. 130
  33. 30
  34. 120
  35. 110
  36. 35
  37. 40
  38. 160
  39. Acute
  40. 30

Free maths worksheets lessons, practice and worksheets at talentjr.in/maths-worksheets