Case study·Standard multi-step (3/5)·No calculator
Difficulty guide
The label describes the problem, not your ability.
1/5 - Foundational
Warm-up setup; checks one basic idea.
2/5 - Routine exam skill
Normal syllabus skill; usually one main rule or interpretation.
3/5 - Standard multi-step
Exam-style problem with multiple steps or a common trap.
4/5 - Hard exam skill
High-end exam problem; combines methods carefully.
5/5 - Challenge
Stretch problem beyond normal exam pressure.
Question
A school makes a small triangular logo and a larger similar logo. The small logo has sides cm, cm and cm. The side corresponding to cm is cm in the larger logo.
Total: 4 marks
(a) Find the scale factor from the small logo to the large logo. (1 mark)
(b) Find the remaining two sides of the larger logo. (2 marks)
(c) Find the perimeter of the larger logo. (1 mark)
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