Here's the way to solve ↓
First Identify the sides given:
- Length: 9 ft
- Width: 5 ft
- Height: 3ft
Now, use the area of rectangular prism formula:
2(Length * Width + Height * Length + Height * Width)
Solve:
- 2(9 * 5 + 3 * 9 + 3 * 5)
- 2(45 + 27 + 15)
- 2(87)
- 174 sq ft.