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Does anybody know how to solve these? 10 and 11.
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Does anybody know how to solve these? 10 and 11.

Does anybody know how to solve these? 10 and 11.-example-1
User Andreas Ka
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10. The compass length (3 inches) represents the radius of the circle that is about to be drawn.

We know an equation for the area of a circle is pi x r^2

So lets use that equation

A (circle) = pi x 3^2 = pi x 9 = 28.3 square inches

and 11 is one fourth

User Frangio
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