MCQOPTIONS
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| 1. |
The area of a circle is increased by 22 cm its radius is increased by 1 cm. The original radius of the circle is |
| A. | 6 cm |
| B. | 3.2 cm |
| C. | 3 cm |
| D. | |
| E. | 3.5 cm |
| Answer» D. | |