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Class 6 Maths Worksheet: Angles and Geometry

Maths worksheets lesson 46: Basic geometry: angles and turns · Set 592 · 40 sums
TalentJR

The method (Know the totals): Acute < 90°, right = 90°, obtuse between 90° and 180°, straight = 180°, reflex between 180° and 360°. Angles on a straight line add up to 180°; angles around a point add up to 360°. Each hour mark on a clock is 30° apart (360° ÷ 12). Turning clockwise from North: 90° → East, 180° → South, 270° → West.

NameDateTime takenScore ___ / 40
  1. 1.The minute hand of a clock turns clockwise from 3 to 6. How many degrees does it turn?
  2. 2.An angle measures 180°. What kind of angle is it? (a) Straight (b) Acute (c) Right
  3. 3.An angle measures 55°. What kind of angle is it? (a) Right (b) Acute (c) Obtuse
  4. 4.Three angles together make a straight line. Two of them are 70° and 65°. What is the third angle (in degrees)?
  5. 5.A straight angle (180°) is split into 9 equal angles. How big is each angle (in degrees)?
  6. 6.The minute hand of a clock turns clockwise from 2 to 1. How many degrees does it turn?
  7. 7.The minute hand of a clock turns clockwise from 1 to 4. How many degrees does it turn?
  8. 8.Four angles meet at a point. Three of them are 60°, 30° and 130°. What is the fourth angle (in degrees)?
  9. 9.Four angles meet at a point. Three of them are 60°, 100° and 150°. What is the fourth angle (in degrees)?
  10. 10.Four angles meet at a point. Three of them are 70°, 70° and 130°. What is the fourth angle (in degrees)?
  11. 11.You face South and turn clockwise through 90°. Which direction do you face now? (a) East (b) South (c) West (d) North
  12. 12.You face North and turn clockwise through 180°. Which direction do you face now? (a) North (b) East (c) West (d) South
  13. 13.The minute hand of a clock turns clockwise from 8 to 9. How many degrees does it turn?
  14. 14.The minute hand of a clock turns clockwise from 6 to 1. How many degrees does it turn?
  15. 15.Three angles together make a straight line. Two of them are 90° and 20°. What is the third angle (in degrees)?
  16. 16.A straight angle (180°) is split into 5 equal angles. How big is each angle (in degrees)?
  17. 17.A straight angle (180°) is split into 2 equal angles. How big is each angle (in degrees)?
  18. 18.You face North and turn anticlockwise through 270°. Which direction do you face now? (a) North (b) West (c) East (d) South
  19. 19.A full turn (360°) is split into 9 equal angles. How big is each angle (in degrees)?
  20. 20.Four angles meet at a point. Three of them are 100°, 40° and 50°. What is the fourth angle (in degrees)?
  21. 21.An angle measures 40°. What kind of angle is it? (a) Right (b) Acute (c) Straight
  22. 22.You face West and turn clockwise through 90°. Which direction do you face now? (a) East (b) West (c) South (d) North
  23. 23.An angle measures 255°. What kind of angle is it? (a) Obtuse (b) Acute (c) Reflex
  24. 24.Three angles together make a straight line. Two of them are 80° and 80°. What is the third angle (in degrees)?
  25. 25.A full turn (360°) is split into 5 equal angles. How big is each angle (in degrees)?
  26. 26.Three angles together make a straight line. Two of them are 30° and 80°. What is the third angle (in degrees)?
  27. 27.An angle measures 5°. What kind of angle is it? (a) Obtuse (b) Acute (c) Straight
  28. 28.A full turn (360°) is split into 10 equal angles. How big is each angle (in degrees)?
  29. 29.A straight angle (180°) is split into 10 equal angles. How big is each angle (in degrees)?
  30. 30.Four angles meet at a point. Three of them are 60°, 100° and 60°. What is the fourth angle (in degrees)?
  31. 31.The minute hand of a clock turns clockwise from 6 to 9. How many degrees does it turn?
  32. 32.Three angles together make a straight line. Two of them are 50° and 60°. What is the third angle (in degrees)?
  33. 33.Three angles together make a straight line. Two of them are 15° and 10°. What is the third angle (in degrees)?
  34. 34.Three angles together make a straight line. Two of them are 25° and 95°. What is the third angle (in degrees)?
  35. 35.The minute hand of a clock turns clockwise from 10 to 4. How many degrees does it turn?
  36. 36.You face North and turn clockwise through 90°. Which direction do you face now? (a) North (b) West (c) East (d) South
  37. 37.An angle measures 15°. What kind of angle is it? (a) Obtuse (b) Reflex (c) Acute
  38. 38.You face South and turn anticlockwise through 270°. Which direction do you face now? (a) East (b) South (c) North (d) West
  39. 39.Four angles meet at a point. Three of them are 80°, 70° and 80°. What is the fourth angle (in degrees)?
  40. 40.Three angles together make a straight line. Two of them are 50° and 110°. What is the third angle (in degrees)?

Answer key

  1. 90
  2. Straight
  3. Acute
  4. 45
  5. 20
  6. 330
  7. 90
  8. 140
  9. 50
  10. 90
  11. West
  12. South
  13. 30
  14. 210
  15. 70
  16. 36
  17. 90
  18. East
  19. 40
  20. 170
  21. Acute
  22. North
  23. Reflex
  24. 20
  25. 72
  26. 70
  27. Acute
  28. 36
  29. 18
  30. 140
  31. 90
  32. 70
  33. 155
  34. 60
  35. 180
  36. East
  37. Acute
  38. West
  39. 130
  40. 20

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