The rain which falls on a roof 18m long and 16.5m wide is allowed to be stored in a cylindrical tank 8m in diameter. If it rains 10cm on a day, what is the rise of water level in the tank due to it?

Explanation

To solve the problem, we will follow these steps:

### Step 1: Calculate the area of the roof
The area of the roof can be calculated using the formula:
\[ \text{Area} = \text{Length} \times \text{Width} \]
Given:
- Length = 18 m
- Width = 16.5 m
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