standard_description: Measure areas by counting unit squares (square cm, square m, square in, square ft, and improvised units).
problem_activity: Problem 1
A circle is divided into 16 equal wedges, as shown below. Explain or show how you can rearrange the pieces to determine the area of the circle.
[IMG]
Problem 2
Find the area of a circle that has a radius of 5 inches.


aligns: no