The area of the greatest circle which can be inscribed in a square whose perimeter is 120 cm, is (a) `(22)/7xx(7/2)^2c m^2` (b) `(22)/7xx(9/2)^2c m^2` (c) `(22)/7xx((15)/2)^2c m^2` (d) `(22)/7xx(15)^2c m^2`

The area of the circle that can be inscribed in a square of side 10 cm is (a) 40pi\ c m^2 (b) 30pi\ c m^2 (c) 100\ pi\ c m^2 (d) 25\ pi\ c m^2

The perimeter of a square whose area is 225m^(2) is: 15m(b)60m(c)225m(d)30m

The area of a circle is 220\ c m^2 . The area of a square inscribed in it is (a) 49\ c m^2 (b) 70\ c m^2 (c) 140\ c m^2 (d) 150\ c m^2

The circumference of a circle is 100 cm. The side of a square inscribed in the circle is 50sqrt(2) c m^2 (b) (100)/pi c m^2 (c) (50sqrt(2))/pic m^2 (d) (100sqrt(2))/pic m^2

There are three circles each of radius sqrt(7) c m . A triangle is formed by joining their centres. The angles at the centre made by the triangle are shown in the figure. The area of the shaded portion is (FIGURE) 4/7 c m^2 (b) (11)/7 c m^2 (c) (22)/7 c m^2 (d) 11 c m^2

The area of a circle is 616 sq.m. Find its diameter. ( pi =22/7) A. 7m B. 14m C. 28m D. 56m

The ratio of circumference and diameter of a circle is 22:7. If the circumference be 1(4)/(7)m . then the radius of the circle is (1)/(3)m( b) (1)/(2)m(c)(1)/(4)m(d)1m

The perimeter of a circle is equal to the perimeter of a square. Then, their areas are in the ratio (a) 4 : 1 (b) 11 : 7 (c) 14 : 11 (d) 22 : 7

A piece of wire of length 12 cm is bent to form a square. The area of the square is 36 c m^2 (b) 144 c m^2 9 c m^2 (d) 12 c m^2

The area of incircle of an equilateral triangle is 154\ c m^2 . The perimeter of the triangle is (a) 71.5 cm (b) 71.7 cm (c) 72.3 cm (d) 72.7 cm