MCQOPTIONS
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| 1. |
On a rectangular metal sheet of area 135 sq in, a circle is painted such that the circle touches two opposite sides. If the area of the sheet left unpainted is two-thirds of the painted area then the perimeter of the rectangle in inches is |
| A. | \(3\sqrt \pi \left( {5 + \frac{{12}}{\pi }} \right)\) |
| B. | \(3\sqrt \pi \left( {\frac{5}{2}+ \frac{{6}}{\pi }} \right)\) |
| C. | \(5\sqrt \pi \left( {3+ \frac{{9}}{\pi }} \right)\) |
| D. | \(4\sqrt \pi \left( {3 + \frac{{9}}{\pi }} \right)\) |
| Answer» B. \(3\sqrt \pi \left( {\frac{5}{2}+ \frac{{6}}{\pi }} \right)\) | |