DO NOT USE A CALCULATOR IN THIS QUESTION.
In this question all lengths are in centimetres.
The diagram shows two similar triangles.
The height of the smaller triangle is \(1+7\sqrt5\) and the height of the larger triangle is \(a+b\sqrt5\), where \(a\) and \(b\) are integers.
Find the values of \(a\) and \(b\).[4]
Sign in to view the step-by-step solution
Need help? Join our JC Math tuition classes.
Learn more