The perimeter of a square is equal to twice the perimeter of a rectangle of length 8 cm and breadth 7 cm. What is the circumference of a semi-circle whose diameter is equal to the side of the square? (rounded off to 2 decimal) |
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(a) |
23.57 cm |
(b) |
38.57 cm |
(c) |
42.46 cm |
(d) |
47.47 cm |

The perimeter of a square is equal to twice the perimeter of a rectangle of length 8 cm and breadth 7 cm. What is the circumference of a semi-circle whose diameter is equal to the side of the square? (rounded off to 2 decimal) |
|||||||

(a) |
23.57 cm |
(b) |
38.57 cm |
(c) |
42.46 cm |
(d) |
47.47 cm |

1 Answer - 5876 Votes

3537

Perimeter of rectangle = cm.

Perimeter of square = 60 cm.

Side of the square = cm.

Radius of the semi-circle = cm.

Circumference = cm.