Year 9 similarity and enlargement quiz to download as PDF

This Year 9 similarity and enlargement quiz has 10 short questions for pupils aged 13-14. Type your answer, check it straight away and read the explanation when you get one wrong.

Year 9 similarity and enlargement quiz: the 10 questions

Scale factor from 5 cm to 15 cm?
Enlarge a 4 cm line by scale factor 2.5.
Do similar shapes have equal angles? (yes or no)
What does SSS stand for?
Enlarge (1, 3) by scale factor 2, centre (0,0).
A scale factor of 1 does what to a shape?
1 : 100 scale. 3 cm on a plan is how many cm in real life?
Triangle ASA congruence needs how many equal angles?
Scale factor 1/3: a 12 cm line becomes?
What two things describe an enlargement?

How to use this Year 9 similarity and enlargement quiz

First, answer every question without a calculator unless the question says so. Then check your answer and read the short explanation. If you get fewer than 7 right, revise the similarity and enlargement lesson and try again later. After that, try the multiple choice questions or the similarity and enlargement worksheet.

Finally, take this quiz again before a test, because quick retrieval helps you remember. Moreover, all the pages of this chapter work together, so you can move between them at any time. For example, many pupils read the lesson on Monday, practise on Wednesday and test themselves on Friday.