4MA0 Foundation June 2016 Paper 1 Q19
19 The diagram shows a circle inside a rectangle.
Diagram NOT accurately drawn
Work out the area of the shaded region.
Give your answer correct to 3 significant figures.
(3)
| Scheme | Marks |
|---|---|
| \(\pi \times 2.5^2\) (=19.6...) or 13.8 × 7.6 (=104.88) | M1 |
| \(13.8 \times 7.6 - \pi \times 2.5^2\) | M1 |
| 85.2 | A1 |
| (3) |
Notes
M1: correct method
A1: for answer in range 85 – 85.3