Foundation June 2023 Paper 3 Q8
8
(a) Work out the area of this trapezium.
Not to scale
[2]
(b) The circumference of a circle, in terms of \(\pi\), is \(100\pi\) cm.
Work out the radius of the circle. [2]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 30 | 2 | M1 for \(\dfrac{4 \times (9 + 6)}{2}\) oe or \(4 \times 6 + \dfrac{4 \times 3}{2}\) oe or \(4 \times 9 - \dfrac{4 \times 3}{2}\) | Implied by 24 + 6 Implied or by 36 – 6 |
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 50 | 2 | B1 for \(d = 100\) seen or M1 for \(2\pi r = 100\pi\) or for \(\pi d = 100\pi\) or \(\dfrac{100}{2}\) | Accept e.g. [\(r =\)] \(\dfrac{100\pi}{2\pi}\) |