← Angles lesson New set →

Class 5 Maths Worksheet: Angles

Maths worksheets lesson 39: Angles · Set 376 · 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.An angle measures 130°. What kind of angle is it? (a) Obtuse (b) Acute (c) Right
  2. 2.What is the smaller angle between the hands of a clock at 2 o'clock (in degrees)?
  3. 3.Three angles meet at a point. Two of them are 50° and 60°. What is the third angle (in degrees)?
  4. 4.What is the smaller angle between the hands of a clock at 1 o'clock (in degrees)?
  5. 5.Three angles meet at a point. Two of them are 80° and 70°. What is the third angle (in degrees)?
  6. 6.Three angles meet at a point. Two of them are 100° and 200°. What is the third angle (in degrees)?
  7. 7.Two angles of a triangle are 80° and 85°. What is the third angle (in degrees)?
  8. 8.Two angles of a triangle are 30° and 30°. What is the third angle (in degrees)?
  9. 9.An angle measures 90°. What kind of angle is it? (a) Right (b) Obtuse (c) Acute
  10. 10.Two angles together make a straight line. One of them is 75°. What is the other angle (in degrees)?
  11. 11.Three angles meet at a point. Two of them are 120° and 130°. What is the third angle (in degrees)?
  12. 12.What is the smaller angle between the hands of a clock at 11 o'clock (in degrees)?
  13. 13.An angle measures 85°. What kind of angle is it? (a) Right (b) Acute (c) Straight
  14. 14.Two angles together make a straight line. One of them is 165°. What is the other angle (in degrees)?
  15. 15.Three angles meet at a point. Two of them are 120° and 140°. What is the third angle (in degrees)?
  16. 16.Three angles meet at a point. Two of them are 70° and 70°. What is the third angle (in degrees)?
  17. 17.A right angle is split into two angles. One of them is 5°. What is the other angle (in degrees)?
  18. 18.Three angles meet at a point. Two of them are 130° and 110°. What is the third angle (in degrees)?
  19. 19.A right angle is split into two angles. One of them is 25°. What is the other angle (in degrees)?
  20. 20.Three angles meet at a point. Two of them are 60° and 130°. What is the third angle (in degrees)?
  21. 21.Three angles meet at a point. Two of them are 140° and 130°. What is the third angle (in degrees)?
  22. 22.Three angles meet at a point. Two of them are 70° and 50°. What is the third angle (in degrees)?
  23. 23.Two angles of a triangle are 55° and 45°. What is the third angle (in degrees)?
  24. 24.An angle measures 150°. What kind of angle is it? (a) Obtuse (b) Acute (c) Straight
  25. 25.A right angle is split into two angles. One of them is 35°. What is the other angle (in degrees)?
  26. 26.An angle measures 45°. What kind of angle is it? (a) Straight (b) Acute (c) Obtuse
  27. 27.Two angles together make a straight line. One of them is 35°. What is the other angle (in degrees)?
  28. 28.An angle measures 35°. What kind of angle is it? (a) Right (b) Acute (c) Straight
  29. 29.What is the smaller angle between the hands of a clock at 6 o'clock (in degrees)?
  30. 30.Two angles together make a straight line. One of them is 150°. What is the other angle (in degrees)?
  31. 31.Three angles meet at a point. Two of them are 130° and 90°. What is the third angle (in degrees)?
  32. 32.Three angles meet at a point. Two of them are 130° and 130°. What is the third angle (in degrees)?
  33. 33.An angle measures 100°. What kind of angle is it? (a) Acute (b) Obtuse (c) Straight
  34. 34.Two angles of a triangle are 20° and 105°. What is the third angle (in degrees)?
  35. 35.Two angles together make a straight line. One of them is 95°. What is the other angle (in degrees)?
  36. 36.Two angles of a triangle are 30° and 60°. What is the third angle (in degrees)?
  37. 37.What is the smaller angle between the hands of a clock at 5 o'clock (in degrees)?
  38. 38.A right angle is split into two angles. One of them is 20°. What is the other angle (in degrees)?
  39. 39.Three angles meet at a point. Two of them are 100° and 80°. What is the third angle (in degrees)?
  40. 40.A right angle is split into two angles. One of them is 45°. What is the other angle (in degrees)?

Answer key

  1. Obtuse
  2. 60
  3. 250
  4. 30
  5. 210
  6. 60
  7. 15
  8. 120
  9. Right
  10. 105
  11. 110
  12. 30
  13. Acute
  14. 15
  15. 100
  16. 220
  17. 85
  18. 120
  19. 65
  20. 170
  21. 90
  22. 240
  23. 80
  24. Obtuse
  25. 55
  26. Acute
  27. 145
  28. Acute
  29. 180
  30. 30
  31. 140
  32. 100
  33. Obtuse
  34. 55
  35. 85
  36. 90
  37. 150
  38. 70
  39. 180
  40. 45

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