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Cambridge IGCSE Additional Mathematics

13.4Composing and resolving velocities

Composing and resolving velocities in Cambridge IGCSE Additional Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic19 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 13.4Compose and resolve velocities, including position from a velocity vector.

Lessons

  • Velocity vectors and relative position

    45 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Composing and resolving velocities: sample question

1 mark

A ferry on Lake Kariba has velocity (9i+12j)(9\mathbf{i} + 12\mathbf{j}) km/h. Find its speed.

Answer in km/h.

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