## Software/Applets used on this page

This page uses

jsMathYou can get a better display of the maths by downloading special TeX fonts from

jsMath. In the meantime, we will do the best we can with the fonts you have, but it may not be pretty and some equations may not be rendered correctly.

## Glossary

### union

The union of two sets A and B is the set containing all the elements of A and B.

**Full Glossary List**

More in this topic

1 Distance between two points

2 Exam Question

3 Exam Question

4 Magnitude 4

5 2D add and subtract

6 Exam Question

7 2D add and subtract 2

8 3D add and subtract

9 Exam Question

10 Multiplication by a scalar 2

11 Sequence O-test

12 Unit vectors 2

13 Unit vectors

14 The section formula

15 Unit vectors 3

16 Area of a triangle

17 Area of a triangle 2

18 Vector to cartesian form

19 Exam Question

20 Scalar product

21 Angle between vectors

22 Angle between vectors 2

23 O-test 1

24 O-test 2

25 Exam Question

26 Perpendicular vectors

27 Exam Question

28 Perpendicular vectors 2

29 Perpendicular vectors 3

30 Perpendicular vectors 4

31 Exam Question

32 Exam Question

33 Exam Question

34 Exam Question

35 Collinear points

36 Memorise the formulae

37 O-test 5

38 Diagonals of a parallelogram

39 O-test 6

40 O-test 7

41 O-test 8

42 Exam O-test 2

43 Exam O-test 4

44 Exam O-test 5