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Class 6 Maths Worksheet: Angles and Geometry

Maths worksheets lesson 46: Basic geometry: angles and turns · Set 260 · 40 sums
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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.

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  1. 1.You face South and turn anticlockwise through 90°. Which direction do you face now? (a) North (b) West (c) East (d) South
  2. 2.A straight angle (180°) is split into 10 equal angles. How big is each angle (in degrees)?
  3. 3.A straight angle (180°) is split into 2 equal angles. How big is each angle (in degrees)?
  4. 4.The minute hand of a clock turns clockwise from 6 to 7. How many degrees does it turn?
  5. 5.An angle measures 20°. What kind of angle is it? (a) Acute (b) Straight (c) Obtuse
  6. 6.The minute hand of a clock turns clockwise from 9 to 3. How many degrees does it turn?
  7. 7.Four angles meet at a point. Three of them are 30°, 70° and 110°. What is the fourth angle (in degrees)?
  8. 8.Three angles together make a straight line. Two of them are 70° and 40°. What is the third angle (in degrees)?
  9. 9.A full turn (360°) is split into 3 equal angles. How big is each angle (in degrees)?
  10. 10.An angle measures 235°. What kind of angle is it? (a) Acute (b) Right (c) Reflex
  11. 11.A straight angle (180°) is split into 9 equal angles. How big is each angle (in degrees)?
  12. 12.Four angles meet at a point. Three of them are 80°, 60° and 40°. What is the fourth angle (in degrees)?
  13. 13.You face East and turn clockwise through 180°. Which direction do you face now? (a) North (b) East (c) West (d) South
  14. 14.A straight angle (180°) is split into 5 equal angles. How big is each angle (in degrees)?
  15. 15.An angle measures 180°. What kind of angle is it? (a) Straight (b) Acute (c) Right
  16. 16.A full turn (360°) is split into 5 equal angles. How big is each angle (in degrees)?
  17. 17.Three angles together make a straight line. Two of them are 90° and 35°. What is the third angle (in degrees)?
  18. 18.Three angles together make a straight line. Two of them are 80° and 40°. What is the third angle (in degrees)?
  19. 19.An angle measures 70°. What kind of angle is it? (a) Reflex (b) Straight (c) Acute
  20. 20.You face North and turn clockwise through 90°. Which direction do you face now? (a) West (b) East (c) South (d) North
  21. 21.An angle measures 90°. What kind of angle is it? (a) Acute (b) Reflex (c) Right
  22. 22.A straight angle (180°) is split into 6 equal angles. How big is each angle (in degrees)?
  23. 23.An angle measures 350°. What kind of angle is it? (a) Obtuse (b) Right (c) Reflex
  24. 24.You face South and turn clockwise through 180°. Which direction do you face now? (a) North (b) East (c) South (d) West
  25. 25.You face East and turn clockwise through 270°. Which direction do you face now? (a) East (b) West (c) South (d) North
  26. 26.Three angles together make a straight line. Two of them are 50° and 115°. What is the third angle (in degrees)?
  27. 27.A full turn (360°) is split into 10 equal angles. How big is each angle (in degrees)?
  28. 28.The minute hand of a clock turns clockwise from 2 to 3. How many degrees does it turn?
  29. 29.An angle measures 5°. What kind of angle is it? (a) Acute (b) Right (c) Straight
  30. 30.The minute hand of a clock turns clockwise from 1 to 11. How many degrees does it turn?
  31. 31.A full turn (360°) is split into 6 equal angles. How big is each angle (in degrees)?
  32. 32.You face South and turn clockwise through 90°. Which direction do you face now? (a) North (b) West (c) East (d) South
  33. 33.Four angles meet at a point. Three of them are 100°, 30° and 150°. What is the fourth angle (in degrees)?
  34. 34.The minute hand of a clock turns clockwise from 2 to 9. How many degrees does it turn?
  35. 35.The minute hand of a clock turns clockwise from 5 to 9. How many degrees does it turn?
  36. 36.You face North and turn clockwise through 180°. Which direction do you face now? (a) East (b) North (c) West (d) South
  37. 37.Four angles meet at a point. Three of them are 100°, 70° and 130°. What is the fourth angle (in degrees)?
  38. 38.Four angles meet at a point. Three of them are 100°, 60° and 50°. What is the fourth angle (in degrees)?
  39. 39.The minute hand of a clock turns clockwise from 11 to 3. How many degrees does it turn?
  40. 40.Four angles meet at a point. Three of them are 50°, 70° and 180°. What is the fourth angle (in degrees)?

Answer key

  1. East
  2. 18
  3. 90
  4. 30
  5. Acute
  6. 180
  7. 150
  8. 70
  9. 120
  10. Reflex
  11. 20
  12. 180
  13. West
  14. 36
  15. Straight
  16. 72
  17. 55
  18. 60
  19. Acute
  20. East
  21. Right
  22. 30
  23. Reflex
  24. North
  25. North
  26. 15
  27. 36
  28. 30
  29. Acute
  30. 300
  31. 60
  32. West
  33. 80
  34. 210
  35. 120
  36. South
  37. 60
  38. 150
  39. 120
  40. 60

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