← Angles lesson New set →

Class 5 Maths Worksheet: Angles

Maths worksheets lesson 39: Angles · Set 490 · 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 130° and 60°. What is the third angle (in degrees)?
  3. 3.Three angles meet at a point. Two of them are 100° and 190°. What is the third angle (in degrees)?
  4. 4.An angle measures 140°. What kind of angle is it? (a) Obtuse (b) Straight (c) Right
  5. 5.Three angles meet at a point. Two of them are 50° and 110°. What is the third angle (in degrees)?
  6. 6.Two angles together make a straight line. One of them is 110°. What is the other angle (in degrees)?
  7. 7.Three angles meet at a point. Two of them are 120° and 50°. What is the third angle (in degrees)?
  8. 8.Two angles together make a straight line. One of them is 70°. What is the other angle (in degrees)?
  9. 9.Two angles of a triangle are 100° and 40°. What is the third angle (in degrees)?
  10. 10.An angle measures 75°. What kind of angle is it? (a) Acute (b) Right (c) Straight
  11. 11.An angle measures 180°. What kind of angle is it? (a) Obtuse (b) Straight (c) Acute
  12. 12.An angle measures 65°. What kind of angle is it? (a) Obtuse (b) Acute (c) Right
  13. 13.Two angles together make a straight line. One of them is 130°. What is the other angle (in degrees)?
  14. 14.A right angle is split into two angles. One of them is 30°. What is the other angle (in degrees)?
  15. 15.Two angles together make a straight line. One of them is 135°. What is the other angle (in degrees)?
  16. 16.Two angles of a triangle are 75° and 40°. What is the third angle (in degrees)?
  17. 17.An angle measures 15°. What kind of angle is it? (a) Obtuse (b) Acute (c) Straight
  18. 18.Three angles meet at a point. Two of them are 80° and 70°. What is the third angle (in degrees)?
  19. 19.Three angles meet at a point. Two of them are 80° and 180°. What is the third angle (in degrees)?
  20. 20.Two angles of a triangle are 60° and 105°. What is the third angle (in degrees)?
  21. 21.An angle measures 90°. What kind of angle is it? (a) Straight (b) Right (c) Acute
  22. 22.Two angles of a triangle are 80° and 35°. What is the third angle (in degrees)?
  23. 23.Two angles of a triangle are 95° and 25°. What is the third angle (in degrees)?
  24. 24.Two angles together make a straight line. One of them is 55°. What is the other angle (in degrees)?
  25. 25.What is the smaller angle between the hands of a clock at 9 o'clock (in degrees)?
  26. 26.Three angles meet at a point. Two of them are 60° and 200°. What is the third angle (in degrees)?
  27. 27.What is the smaller angle between the hands of a clock at 5 o'clock (in degrees)?
  28. 28.Two angles together make a straight line. One of them is 100°. What is the other angle (in degrees)?
  29. 29.Two angles of a triangle are 45° and 70°. What is the third angle (in degrees)?
  30. 30.Three angles meet at a point. Two of them are 70° and 140°. What is the third angle (in degrees)?
  31. 31.A right angle is split into two angles. One of them is 60°. What is the other angle (in degrees)?
  32. 32.A right angle is split into two angles. One of them is 15°. What is the other angle (in degrees)?
  33. 33.Three angles meet at a point. Two of them are 80° and 190°. What is the third angle (in degrees)?
  34. 34.What is the smaller angle between the hands of a clock at 3 o'clock (in degrees)?
  35. 35.What is the smaller angle between the hands of a clock at 1 o'clock (in degrees)?
  36. 36.Three angles meet at a point. Two of them are 140° and 60°. 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.Two angles together make a straight line. One of them is 95°. What is the other angle (in degrees)?
  39. 39.Three angles meet at a point. Two of them are 150° and 70°. What is the third angle (in degrees)?
  40. 40.An angle measures 60°. What kind of angle is it? (a) Acute (b) Straight (c) Obtuse

Answer key

  1. 60
  2. 170
  3. 70
  4. Obtuse
  5. 200
  6. 70
  7. 190
  8. 110
  9. 40
  10. Acute
  11. Straight
  12. Acute
  13. 50
  14. 60
  15. 45
  16. 65
  17. Acute
  18. 210
  19. 100
  20. 15
  21. Right
  22. 65
  23. 60
  24. 125
  25. 90
  26. 100
  27. 150
  28. 80
  29. 65
  30. 150
  31. 30
  32. 75
  33. 90
  34. 90
  35. 30
  36. 160
  37. 40
  38. 85
  39. 140
  40. Acute

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