← Angles lesson New set →

Class 5 Maths Worksheet: Angles

Maths worksheets lesson 39: Angles · Set 587 · 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 8 o'clock (in degrees)?
  2. 2.What is the smaller angle between the hands of a clock at 2 o'clock (in degrees)?
  3. 3.What is the smaller angle between the hands of a clock at 10 o'clock (in degrees)?
  4. 4.Three angles meet at a point. Two of them are 140° and 150°. What is the third angle (in degrees)?
  5. 5.An angle measures 180°. What kind of angle is it? (a) Straight (b) Right (c) Obtuse
  6. 6.A right angle is split into two angles. One of them is 5°. What is the other angle (in degrees)?
  7. 7.An angle measures 90°. What kind of angle is it? (a) Straight (b) Right (c) Obtuse
  8. 8.Two angles together make a straight line. One of them is 155°. What is the other angle (in degrees)?
  9. 9.Three angles meet at a point. Two of them are 120° and 90°. What is the third angle (in degrees)?
  10. 10.What is the smaller angle between the hands of a clock at 11 o'clock (in degrees)?
  11. 11.A right angle is split into two angles. One of them is 55°. What is the other angle (in degrees)?
  12. 12.An angle measures 10°. What kind of angle is it? (a) Acute (b) Right (c) Straight
  13. 13.Two angles together make a straight line. One of them is 55°. What is the other angle (in degrees)?
  14. 14.Two angles together make a straight line. One of them is 135°. What is the other angle (in degrees)?
  15. 15.Two angles together make a straight line. One of them is 10°. What is the other angle (in degrees)?
  16. 16.What is the smaller angle between the hands of a clock at 6 o'clock (in degrees)?
  17. 17.An angle measures 150°. What kind of angle is it? (a) Obtuse (b) Acute (c) Straight
  18. 18.Two angles of a triangle are 55° and 110°. What is the third angle (in degrees)?
  19. 19.Three angles meet at a point. Two of them are 70° and 60°. What is the third angle (in degrees)?
  20. 20.Two angles together make a straight line. One of them is 165°. What is the other angle (in degrees)?
  21. 21.Two angles together make a straight line. One of them is 170°. What is the other angle (in degrees)?
  22. 22.Three angles meet at a point. Two of them are 100° and 50°. What is the third angle (in degrees)?
  23. 23.Three angles meet at a point. Two of them are 80° and 110°. What is the third angle (in degrees)?
  24. 24.An angle measures 95°. What kind of angle is it? (a) Right (b) Obtuse (c) Acute
  25. 25.Two angles together make a straight line. One of them is 130°. What is the other angle (in degrees)?
  26. 26.Two angles of a triangle are 85° and 90°. What is the third angle (in degrees)?
  27. 27.Two angles of a triangle are 70° and 45°. What is the third angle (in degrees)?
  28. 28.Two angles of a triangle are 55° and 30°. What is the third angle (in degrees)?
  29. 29.An angle measures 105°. What kind of angle is it? (a) Right (b) Obtuse (c) Straight
  30. 30.Two angles together make a straight line. One of them is 30°. What is the other angle (in degrees)?
  31. 31.Three angles meet at a point. Two of them are 80° and 180°. What is the third angle (in degrees)?
  32. 32.A right angle is split into two angles. One of them is 40°. What is the other angle (in degrees)?
  33. 33.What is the smaller angle between the hands of a clock at 9 o'clock (in degrees)?
  34. 34.Three angles meet at a point. Two of them are 90° and 70°. What is the third angle (in degrees)?
  35. 35.Three angles meet at a point. Two of them are 80° and 140°. What is the third angle (in degrees)?
  36. 36.Two angles together make a straight line. One of them is 65°. What is the other angle (in degrees)?
  37. 37.Three angles meet at a point. Two of them are 50° and 80°. What is the third angle (in degrees)?
  38. 38.Two angles together make a straight line. One of them is 45°. What is the other angle (in degrees)?
  39. 39.A right angle is split into two angles. One of them is 15°. What is the other angle (in degrees)?
  40. 40.Two angles together make a straight line. One of them is 80°. What is the other angle (in degrees)?

Answer key

  1. 120
  2. 60
  3. 60
  4. 70
  5. Straight
  6. 85
  7. Right
  8. 25
  9. 150
  10. 30
  11. 35
  12. Acute
  13. 125
  14. 45
  15. 170
  16. 180
  17. Obtuse
  18. 15
  19. 230
  20. 15
  21. 10
  22. 210
  23. 170
  24. Obtuse
  25. 50
  26. 5
  27. 65
  28. 95
  29. Obtuse
  30. 150
  31. 100
  32. 50
  33. 90
  34. 200
  35. 140
  36. 115
  37. 230
  38. 135
  39. 75
  40. 100

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