The ratio of the length BC BC\,BC to the length AC AC\,AC is 4:1.
Let the length AC AC\,AC be x x\,x cm.
The area of the triangle is 25cm2.
Work out the value of xxx.
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Markscheme
Finding the Area of Any Triangle Questions
41 exam-style questions on AQA GCSE Maths Finding the Area of Any Triangle. Each one has a worked solution and a mark scheme showing where the marks go.