Practicing Success
The area of a circle that is inscribed in a square of area $17\frac{9}{11}$ cm2 is: |
22 cm2 28 cm2 14 cm2 16 cm2 |
14 cm2 |
We know that, Area of circle = πr2 Area of square = side2 We can write $17\frac{9}{11}$ as = $\frac{196}{11}$ side2 = $\frac{196}{11}$ side = \(\frac{14}{ \sqrt {11}}\) Here we can find that The side of a square = Diameter of he square radiius = \(\frac{14}{ \sqrt {11}}\) × \(\frac{1}{2}\) = \(\frac{7}{ \sqrt {11}}\) Area of a circle = πr2 = \(\frac{22}{7}\) × (\(\frac{7}{ \sqrt {11}}\))2 Area of a circle = 14 |