Foundation January 2019 Paper 2 Q12
12 A circle has radius 9 cm.
(a) Work out the circumference of the circle.
Give your answer correct to 1 decimal place. (2)
Give your answer correct to 1 decimal place. (2)
The diagram shows the pentagon \(ABCDE\).

Diagram NOT accurately drawn
\(ABE\) is an equilateral triangle.
\(BCDE\) is a square with area 169 cm²
(b) Work out the perimeter of \(ABCDE\). (3)
| Scheme | Marks |
|---|---|
| \(2 \times \pi \times 9\) or \(\pi \times 18\) | M1 |
| 56.5 | A1 |
| (2) |
Notes
A1: for answer in range 56.5 – 56.6
| Scheme | Marks |
|---|---|
| \(\sqrt{169}\) (= 13) | M1 |
| 5 × “13” oe | M1 |
| 65 | A1 |
| (3) | |
| (5 marks) |