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Use a composite figure to estimate the area of the figure. the grid has squares with side lengths of 1 cm. Please help.

Use a composite figure to estimate the area of the figure. the grid has squares with-example-1

1 Answer

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From the given figure we can see that there is a rectangle with 3 x 4 squares

A semi-circle at the top with about 6 squares

A semi-circle at right with about 4 squares

Then the total number of squares = 12 + 6 + 4 = 22 squares

Since the area of each square is 1 x 1 = 1 cm^2

Then the area of the figure = 22 x 1 = 22 cm^2

The area of the figure is about 22 cm^2

User Toby Holland
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