Angle Revision

1. Angle Revision

2. 1.An angle of 870is called • a. reflex • b. acute • c. obtuse b

3. 2.Angles of a triangle add up to • a.900 • b.3600 • c.1800 c

4. 3. A triangle whose sides are all equal is called • a. scalene • b. isosceles • c. equilateral c

5. 4. The angles of an equilateral triangle are each • a. 450 • B. 600 • c. 300 b

6. 5.Angles on a straight line add up to • a. 3600 • b. 1800. • c. 900. b

7. 6. A triangle has an angle of 400andan angle of 370. What is the third angle? • a. 130 • b. 1030 • c. 2830 b

8. 7. A right angled triangle has one angle equal to 230. The third angle is • a. 760 • b. 670 • c. 2470 b

9. 8. A shape with four sides is called a • a. pentagon • b. quadrilateral • c. hexagon b

10. 9.Angles of a quadrilateral add up to • a.1800 • b. 3600 • c. 5400 b

11. 10. Three angles of a quadrilateral are 1000 870 650 . The fourth one is • a. 180 • b. 1080 • c. 1180 b

12. 11. A shape has 4 equal sides but does not necessarily have 4 right angles. It is a • a. parallelogram • b. square • c. rhombus c

13. 12. A shape that has only one pair of parallel sides is a • a. kite • b. parallelogram • c. trapezium c

14. 13. Which shape describes a rubbish skip and a lean-to shed? • a. rectangle • b. trapezium • c. parallelogram b

15. 14. How many lines of symmetry has a rectangle? • a. 4 • b. 0 • c. 2 c

16. 15.The order of rotational symmetry of a parallelogram is • a. 1 • b. 4 • c. 2 c

17. 16.These angles are called x • a. allied • b. corresponding • c. alternate x b

18. 17. Corresponding angles • a. are equal • b. add up to1800 • c. add up to 900 a

19. 18. These angles are called b • a. allied • b. corresponding • c. alternate b c

20. 19.Alternate angles • a. add up to 1800 • b. add up to 900. • c. are equal c

21. 20.These angles c • a. add up to 1800 • b. add up to 900 • c. are equal c c

22. a 135 21. Angle a equals • A. 1350 • b. 450 • c.2150 a

23. 75 b 22. Angle b equals • a. 1150 • b. 150 • c. 750 c

24. 23. Angles around a point • a. are all equal • b. add up to 3600 • c. add up to 1800 b

25. 24. The exterior angles of any polygon add up to • a. 3600 • b. 1800 • c. 5400 a

26. 25. An interior and an exterior angle of a regular polygon add up to • a. 3600 • b. 900 • c. 1800 c

27. 26. The sum of the interior angles of a hexagon equal • a. 5400 • b. 3600 • C 7200. c

28. 27. Each interior angle of a regular hexagon equals • a. 900 • b. 600 • c. 1200 c

29. 28. The sum of the interior angles of a pentagon equals • a. 1080 • b. 5400 • c. 3600 b

30. 29. Each interior angle of a regular pentagon equals • a. 1080 • b. 540 • c. 720 a

31. 30. The sum of the interior angles of an octagon equals • a. 10800 • b. 5400 • c. 3600. a

32. 31. Each interior angle of a regular octagon equals • a. 720 • b. 1080 • c. 1350 c

33. 31. Imagine a regular hexagon split into halves. The shape of each half is • a. an equilateral triangle • b. a hexagon • c. a trapezium. c

34. Well done