Nexamind Education
Cambridge Lower Secondary Mathematics · Stage 7

Unit 14 · Position and transformation

A complete, self-contained course for Unit 1: teaching slides, native-speaker video lessons, summaries, 433 self-marking practice questions with full worked solutions, maths-vocabulary practice, and a printable end-of-unit test.

6 sections 6 teacher decks 433 questions 7 verified videos 19 printable PDFs Works offline

How to use this site

1Watch or read the theory. Every section opens with a slide deck. Use the ← and → arrow keys to move through it.
2Check the key words. Cambridge exam questions use precise language — learn it early, then test yourself on the vocabulary page.
3Work through the practice in order. Each section has four sets that get harder: A FluencyB ReasoningC ChallengeD Word problems.
4Mark as you go. Press Enter in any answer box, or use Check this set. Show worked answers reveals the full method, not just the answer.
5Print what you need. Every section has a worksheet PDF and a separate worked-answers PDF on the downloads page.
6Finish with the test. 22 questions, 47 marks, no calculator.

The six sections

Section 14.1

Coordinates and distance

Read and write coordinates in all four quadrants, and find the distance between two points that share an x- or a y-coordinate, without a grid.

6 slides 66 questions 1 videos
Section 14.2

Scale drawings, maps and plans

Use knowledge of scaling to interpret maps and plans, converting between distances on a drawing and real distances.

6 slides 57 questions 1 videos
Section 14.3

Translation

Translate points and shapes by a vector, describe a translation from an object and its image, and identify corresponding points without a grid.

6 slides 51 questions 1 videos
Section 14.4

Reflection

Reflect 2D shapes and points in a given mirror line on a coordinate grid, identify the mirror line, and recognise that the image is congruent to the object.

6 slides 66 questions 1 videos
Section 14.5

Rotation

Rotate shapes 90° and 180° about a centre of rotation, identify a rotation together with its centre and angle, and recognise that the image is congruent to the object.

6 slides 64 questions 2 videos
Section 14.6

Enlargement

Enlarge shapes by a positive integer scale factor about a centre, identify an enlargement, and understand that the image is mathematically similar to the object.

6 slides 58 questions 1 videos
For teachers

Presentation decks

6 standalone full-screen decks for the projector, with step-by-step reveal, embedded video, interactive tools, quick checks and speaker notes.

36 slides1 file each
Language

Maths vocabulary

Unscramble, gap-fill, choose-the-reason and definition matching — plus a full glossary of every term in Unit 1.

49 questions20 terms
Watch

Video lessons

Hand-picked lessons from Corbettmaths, Math Antics, Math with Mr. J, Khan Academy and Mathsaurus. Every link verified.

7 videosBritish & American
Assess

End-of-unit 14 test

Written in the Cambridge end-of-unit style, with marks shown for each question and a full mark scheme.

22 questions47 marks
Revise

One-page revision sheet

Every rule, key word and worked example from all six sections on a single page. Print it and stick it on the wall.

Print

Downloads

19 PDFs: slide handouts, worksheets, worked answers, the glossary, the revision sheet, the test and its mark scheme.