4MA0 Foundation January 2014 Paper 1R Q20
20
Diagram NOT accurately drawn
The diagram shows a regular 5-sided polygon.
(a) Work out the value of \(x\). (2)
Diagram NOT accurately drawn
The diagram shows a regular 6-sided polygon.
(b) Work out the value of \(y\). (2)
| Scheme | Marks |
|---|---|
| eg \(\dfrac{(5 - 2) \times 180}{5}\), \(180 - \dfrac{360}{5}\) | M1 |
| 108 | A1 |
| (2) |
Notes
M1: for (5 − 2) × 180 or 3 × 180 or 540
A1: cao
| Scheme | Marks |
|---|---|
| \(y = \dfrac{360}{6}\) | M1 |
| 60 | A1 |
| (2) | |
| (Total 4 marks) |
Notes
A1: cao