← Angles lesson New set →

Class 5 Maths Worksheet: Angles

Maths worksheets lesson 39: Angles · Set 298 · 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 7 o'clock (in degrees)?
  2. 2.Three angles meet at a point. Two of them are 80° and 210°. What is the third angle (in degrees)?
  3. 3.Two angles of a triangle are 30° and 100°. What is the third angle (in degrees)?
  4. 4.An angle measures 35°. What kind of angle is it? (a) Acute (b) Obtuse (c) Straight
  5. 5.Three angles meet at a point. Two of them are 140° and 130°. What is the third angle (in degrees)?
  6. 6.Two angles together make a straight line. One of them is 165°. What is the other angle (in degrees)?
  7. 7.Two angles of a triangle are 20° and 145°. What is the third angle (in degrees)?
  8. 8.What is the smaller angle between the hands of a clock at 6 o'clock (in degrees)?
  9. 9.What is the smaller angle between the hands of a clock at 10 o'clock (in degrees)?
  10. 10.An angle measures 180°. What kind of angle is it? (a) Acute (b) Obtuse (c) Straight
  11. 11.An angle measures 90°. What kind of angle is it? (a) Straight (b) Acute (c) Right
  12. 12.A right angle is split into two angles. One of them is 30°. What is the other angle (in degrees)?
  13. 13.Two angles together make a straight line. One of them is 10°. What is the other angle (in degrees)?
  14. 14.A right angle is split into two angles. One of them is 5°. What is the other angle (in degrees)?
  15. 15.Two angles together make a straight line. One of them is 70°. What is the other angle (in degrees)?
  16. 16.A right angle is split into two angles. One of them is 85°. What is the other angle (in degrees)?
  17. 17.A right angle is split into two angles. One of them is 80°. What is the other angle (in degrees)?
  18. 18.Two angles together make a straight line. One of them is 170°. What is the other angle (in degrees)?
  19. 19.Two angles together make a straight line. One of them is 20°. What is the other angle (in degrees)?
  20. 20.Two angles of a triangle are 55° and 110°. What is the third angle (in degrees)?
  21. 21.Two angles together make a straight line. One of them is 125°. What is the other angle (in degrees)?
  22. 22.Three angles meet at a point. Two of them are 130° and 110°. What is the third angle (in degrees)?
  23. 23.A right angle is split into two angles. One of them is 45°. What is the other angle (in degrees)?
  24. 24.Three angles meet at a point. Two of them are 120° and 120°. What is the third angle (in degrees)?
  25. 25.Two angles together make a straight line. One of them is 105°. What is the other angle (in degrees)?
  26. 26.What is the smaller angle between the hands of a clock at 3 o'clock (in degrees)?
  27. 27.Three angles meet at a point. Two of them are 50° and 150°. What is the third angle (in degrees)?
  28. 28.An angle measures 85°. What kind of angle is it? (a) Straight (b) Right (c) Acute
  29. 29.A right angle is split into two angles. One of them is 25°. What is the other angle (in degrees)?
  30. 30.Two angles of a triangle are 85° and 85°. What is the third angle (in degrees)?
  31. 31.An angle measures 25°. What kind of angle is it? (a) Obtuse (b) Acute (c) Right
  32. 32.A right angle is split into two angles. One of them is 75°. What is the other angle (in degrees)?
  33. 33.Two angles of a triangle are 70° and 60°. What is the third angle (in degrees)?
  34. 34.Three angles meet at a point. Two of them are 90° and 200°. What is the third angle (in degrees)?
  35. 35.A right angle is split into two angles. One of them is 60°. What is the other angle (in degrees)?
  36. 36.An angle measures 100°. What kind of angle is it? (a) Straight (b) Obtuse (c) Acute
  37. 37.A right angle is split into two angles. One of them is 10°. What is the other angle (in degrees)?
  38. 38.Three angles meet at a point. Two of them are 60° and 50°. What is the third angle (in degrees)?
  39. 39.Three angles meet at a point. Two of them are 110° and 190°. What is the third angle (in degrees)?
  40. 40.An angle measures 135°. What kind of angle is it? (a) Right (b) Obtuse (c) Straight

Answer key

  1. 150
  2. 70
  3. 50
  4. Acute
  5. 90
  6. 15
  7. 15
  8. 180
  9. 60
  10. Straight
  11. Right
  12. 60
  13. 170
  14. 85
  15. 110
  16. 5
  17. 10
  18. 10
  19. 160
  20. 15
  21. 55
  22. 120
  23. 45
  24. 120
  25. 75
  26. 90
  27. 160
  28. Acute
  29. 65
  30. 10
  31. Acute
  32. 15
  33. 50
  34. 70
  35. 30
  36. Obtuse
  37. 80
  38. 250
  39. 60
  40. Obtuse

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