A plan of Bob's outdoor area is shown below.
- Calculate the area of Bob's outdoor area in square metres. (2 marks)
--- 4 WORK AREA LINES (style=lined) ---
- What is the cost of tiling Bob's outdoor area, if tiles cost $42.50 per square metre? (2 marks)
--- 4 WORK AREA LINES (style=lined) ---
Show Worked Solution
a. \(\text{Outdoor area}\)
| \(\text{Total area}\) | \(=5\times 8+7\times 20\) |
| \(=40+140\) | |
| \(=180\ \text{m}^2\) |
| b. | \(\text{Cost of tiling}\) | \(=180\times $42.50\) |
| \(=$7650\) |