1MA0 Foundation June 2017 Paper 1 Q23
23 Frances grows plants in a container.
Each of the 5 faces of the container is made of glass.
Diagram NOT accurately drawn
The container is in the shape of a prism.
The cross section of the prism is an isosceles triangle with height 40 cm.
\(BC = 60\) cm
\(AB = AC = 50\) cm
\(CP = 80\) cm
Work out the total area of glass needed to make the container. (3)
| Answer | Mark | Notes |
|---|---|---|
| 15 200 | 3 | M1 for a method to obtain at least two different areas from \(50 \times 80\) (= 4000), \(\frac{1}{2} \times 40 \times 60\) (= 1200), \(60 \times 80\) (= 4800) M1 (dep on M1) for adding at least 4 correct face areas A1 cao |