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Class 6 Maths Worksheet: Angles and Geometry

Maths worksheets lesson 46: Basic geometry: angles and turns · Set 95 · 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 clockwise through 270°. Which direction do you face now? (a) North (b) East (c) West (d) South
  2. 2.A full turn (360°) is split into 10 equal angles. How big is each angle (in degrees)?
  3. 3.Three angles together make a straight line. Two of them are 85° and 60°. What is the third angle (in degrees)?
  4. 4.An angle measures 95°. What kind of angle is it? (a) Right (b) Reflex (c) Obtuse
  5. 5.A full turn (360°) is split into 6 equal angles. How big is each angle (in degrees)?
  6. 6.An angle measures 45°. What kind of angle is it? (a) Right (b) Acute (c) Straight
  7. 7.The minute hand of a clock turns clockwise from 5 to 7. How many degrees does it turn?
  8. 8.You face East and turn clockwise through 270°. Which direction do you face now? (a) East (b) North (c) South (d) West
  9. 9.An angle measures 250°. What kind of angle is it? (a) Obtuse (b) Reflex (c) Acute
  10. 10.The minute hand of a clock turns clockwise from 4 to 11. How many degrees does it turn?
  11. 11.An angle measures 190°. What kind of angle is it? (a) Reflex (b) Obtuse (c) Acute
  12. 12.Three angles together make a straight line. Two of them are 35° and 60°. What is the third angle (in degrees)?
  13. 13.Four angles meet at a point. Three of them are 40°, 60° and 140°. What is the fourth angle (in degrees)?
  14. 14.You face South and turn anticlockwise through 90°. Which direction do you face now? (a) East (b) West (c) South (d) North
  15. 15.The minute hand of a clock turns clockwise from 1 to 12. How many degrees does it turn?
  16. 16.You face West and turn anticlockwise through 180°. Which direction do you face now? (a) North (b) South (c) West (d) East
  17. 17.Four angles meet at a point. Three of them are 100°, 100° and 80°. What is the fourth angle (in degrees)?
  18. 18.You face East and turn clockwise through 180°. Which direction do you face now? (a) South (b) West (c) East (d) North
  19. 19.A straight angle (180°) is split into 4 equal angles. How big is each angle (in degrees)?
  20. 20.You face North and turn clockwise through 180°. Which direction do you face now? (a) West (b) North (c) East (d) South
  21. 21.A straight angle (180°) is split into 6 equal angles. How big is each angle (in degrees)?
  22. 22.Four angles meet at a point. Three of them are 40°, 50° and 120°. What is the fourth angle (in degrees)?
  23. 23.Four angles meet at a point. Three of them are 100°, 40° and 140°. What is the fourth angle (in degrees)?
  24. 24.An angle measures 85°. What kind of angle is it? (a) Reflex (b) Obtuse (c) Acute
  25. 25.The minute hand of a clock turns clockwise from 4 to 1. How many degrees does it turn?
  26. 26.Three angles together make a straight line. Two of them are 15° and 50°. What is the third angle (in degrees)?
  27. 27.An angle measures 315°. What kind of angle is it? (a) Obtuse (b) Right (c) Reflex
  28. 28.An angle measures 90°. What kind of angle is it? (a) Reflex (b) Right (c) Acute
  29. 29.A straight angle (180°) is split into 5 equal angles. How big is each angle (in degrees)?
  30. 30.The minute hand of a clock turns clockwise from 10 to 6. How many degrees does it turn?
  31. 31.Three angles together make a straight line. Two of them are 60° and 60°. What is the third angle (in degrees)?
  32. 32.An angle measures 145°. What kind of angle is it? (a) Straight (b) Obtuse (c) Reflex
  33. 33.Three angles together make a straight line. Two of them are 10° and 40°. What is the third angle (in degrees)?
  34. 34.The minute hand of a clock turns clockwise from 11 to 2. How many degrees does it turn?
  35. 35.Four angles meet at a point. Three of them are 50°, 60° and 170°. What is the fourth angle (in degrees)?
  36. 36.You face North and turn clockwise through 270°. Which direction do you face now? (a) North (b) South (c) East (d) West
  37. 37.You face East and turn anticlockwise through 270°. Which direction do you face now? (a) South (b) West (c) North (d) East
  38. 38.Four angles meet at a point. Three of them are 70°, 60° and 110°. What is the fourth angle (in degrees)?
  39. 39.An angle measures 180°. What kind of angle is it? (a) Right (b) Reflex (c) Straight
  40. 40.Three angles together make a straight line. Two of them are 100° and 20°. What is the third angle (in degrees)?

Answer key

  1. East
  2. 36
  3. 35
  4. Obtuse
  5. 60
  6. Acute
  7. 60
  8. North
  9. Reflex
  10. 210
  11. Reflex
  12. 85
  13. 120
  14. East
  15. 330
  16. East
  17. 80
  18. West
  19. 45
  20. South
  21. 30
  22. 150
  23. 80
  24. Acute
  25. 270
  26. 115
  27. Reflex
  28. Right
  29. 36
  30. 240
  31. 60
  32. Obtuse
  33. 130
  34. 90
  35. 80
  36. West
  37. South
  38. 120
  39. Straight
  40. 60

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