4MA0 Foundation January 2017 Paper 2R Q19
19 The diagram shows a rectangle and a circle.
Diagram NOT accurately drawn
The rectangle has length 30 cm and width 20 cm.
The circle has radius 8 cm.
Work out the area of the shaded region.
Give your answer correct to 3 significant figures.
(4)
| Scheme | Marks |
|---|---|
| 30 × 20 or 600 | M1 |
| \(\pi \times 8^2\) or 201.(0619298...) or \(64\pi\) | M1 |
| \(30 \times 20 - \pi \times 8^2\) | M1 |
| 399 | A1 |
| (4) | |
| (4 marks) |
Notes
M1: For area of rectangle
M1: Indep for area of circle eg \(\pi \times 8^2\) or 201.(0619298..) or \(64\pi\)
A1: Accept 398 −399.1