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**Q1. If the circumference and the area of a circle are numerically equal, then diameter of the circle is **

**(a) `Pi/2` **

**(b) 2`Pi` **

**(c) 2**

**(d) 4**

**Q2. The difference between the circumference and radius of a circle is 37 cm. The area of the circle is **

**Q3. A wire can be bent in the form of a circle of radiuss 56 cm. If it is bent in the form of a square, then its area will be **

**Q4. If a wire is bent into the shape of a square, then the area of the square is 81 cm ^{2}. When wire is bent into a semi - circular shape, then the area of the semi circle will be **

**Q5. A circular park has a path of uniform width around it. The difference between the outer and inner circumferences of the circular path is 132m . Its width is **