By counting squares, estimate the area of the figure 10.9 b.

Explanation

To estimate the area of the figure by counting squares, we will follow these steps:

### Step 1: Count the Fully Filled Squares
First, we need to count the number of fully filled squares in the figure.

- **Count**: Let's say we have counted **11 fully filled squares**.

**Hint**: Look for squares that are completely filled in the figure.
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