Class 6 Maths Worksheet: Angles and Geometry
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.The minute hand of a clock turns clockwise from 3 to 6. How many degrees does it turn?
- 2.An angle measures 180°. What kind of angle is it? (a) Straight (b) Acute (c) Right
- 3.An angle measures 55°. What kind of angle is it? (a) Right (b) Acute (c) Obtuse
- 4.Three angles together make a straight line. Two of them are 70° and 65°. What is the third angle (in degrees)?
- 5.A straight angle (180°) is split into 9 equal angles. How big is each angle (in degrees)?
- 6.The minute hand of a clock turns clockwise from 2 to 1. How many degrees does it turn?
- 7.The minute hand of a clock turns clockwise from 1 to 4. How many degrees does it turn?
- 8.Four angles meet at a point. Three of them are 60°, 30° and 130°. What is the fourth angle (in degrees)?
- 9.Four angles meet at a point. Three of them are 60°, 100° and 150°. What is the fourth angle (in degrees)?
- 10.Four angles meet at a point. Three of them are 70°, 70° and 130°. What is the fourth angle (in degrees)?
- 11.You face South and turn clockwise through 90°. Which direction do you face now? (a) East (b) South (c) West (d) North
- 12.You face North and turn clockwise through 180°. Which direction do you face now? (a) North (b) East (c) West (d) South
- 13.The minute hand of a clock turns clockwise from 8 to 9. How many degrees does it turn?
- 14.The minute hand of a clock turns clockwise from 6 to 1. How many degrees does it turn?
- 15.Three angles together make a straight line. Two of them are 90° and 20°. What is the third angle (in degrees)?
- 16.A straight angle (180°) is split into 5 equal angles. How big is each angle (in degrees)?
- 17.A straight angle (180°) is split into 2 equal angles. How big is each angle (in degrees)?
- 18.You face North and turn anticlockwise through 270°. Which direction do you face now? (a) North (b) West (c) East (d) South
- 19.A full turn (360°) is split into 9 equal angles. How big is each angle (in degrees)?
- 20.Four angles meet at a point. Three of them are 100°, 40° and 50°. What is the fourth angle (in degrees)?
- 21.An angle measures 40°. What kind of angle is it? (a) Right (b) Acute (c) Straight
- 22.You face West and turn clockwise through 90°. Which direction do you face now? (a) East (b) West (c) South (d) North
- 23.An angle measures 255°. What kind of angle is it? (a) Obtuse (b) Acute (c) Reflex
- 24.Three angles together make a straight line. Two of them are 80° and 80°. What is the third angle (in degrees)?
- 25.A full turn (360°) is split into 5 equal angles. How big is each angle (in degrees)?
- 26.Three angles together make a straight line. Two of them are 30° and 80°. What is the third angle (in degrees)?
- 27.An angle measures 5°. What kind of angle is it? (a) Obtuse (b) Acute (c) Straight
- 28.A full turn (360°) is split into 10 equal angles. How big is each angle (in degrees)?
- 29.A straight angle (180°) is split into 10 equal angles. How big is each angle (in degrees)?
- 30.Four angles meet at a point. Three of them are 60°, 100° and 60°. What is the fourth angle (in degrees)?
- 31.The minute hand of a clock turns clockwise from 6 to 9. How many degrees does it turn?
- 32.Three angles together make a straight line. Two of them are 50° and 60°. What is the third angle (in degrees)?
- 33.Three angles together make a straight line. Two of them are 15° and 10°. What is the third angle (in degrees)?
- 34.Three angles together make a straight line. Two of them are 25° and 95°. What is the third angle (in degrees)?
- 35.The minute hand of a clock turns clockwise from 10 to 4. How many degrees does it turn?
- 36.You face North and turn clockwise through 90°. Which direction do you face now? (a) North (b) West (c) East (d) South
- 37.An angle measures 15°. What kind of angle is it? (a) Obtuse (b) Reflex (c) Acute
- 38.You face South and turn anticlockwise through 270°. Which direction do you face now? (a) East (b) South (c) North (d) West
- 39.Four angles meet at a point. Three of them are 80°, 70° and 80°. What is the fourth angle (in degrees)?
- 40.Three angles together make a straight line. Two of them are 50° and 110°. What is the third angle (in degrees)?
Answer key
- 90
- Straight
- Acute
- 45
- 20
- 330
- 90
- 140
- 50
- 90
- West
- South
- 30
- 210
- 70
- 36
- 90
- East
- 40
- 170
- Acute
- North
- Reflex
- 20
- 72
- 70
- Acute
- 36
- 18
- 140
- 90
- 70
- 155
- 60
- 180
- East
- Acute
- West
- 130
- 20
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