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`

In Fig. 15.112, the area of the shaded region is (FIGURE) (a) 3pi\ c m^2 (b) 6pi\ c m^2 (c) 9pi\ c m^2 (d) 7pi\ c m^2

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

If A B is a chord of length 5sqrt(3) cm of a circle with centre O and radius 5 cm, then area of sector O A B is (a) (3pi)/8c m^2 (b) (8pi)/3c m^2 (c) 25pi\ c m^2 (d) (25pi)/3c m^2

A conical cavity is drilled in a circular cylinder of 15 cm height and 16 cm base diameter. The height and base diameter of the cone are the same as those of the cylinder. Determine the total surface area of the remaining solid. 215 pi c m^2 (b) 376 pi c m^2 (c) 440 pi c m^2 (d) 542 pi c m^2

The perimeter of a triangle is 30 cm and the circumference of its incircle is 88 cm. The area of the triangle is (a) 70\ c m^2 (b) 140\ c m^2 (c) 210\ c m^2 (d) 420\ c m^2

If the difference between the circumference and radius of a circle is 37 cm, then its area is (a) 154\ c m^2 (b) 160\ c m^2 (c) 200\ c m^2 (d) 150\ c m^2

If the diagonal of a rectangle is 17 cm and its perimeter is 46 cm, the area of the rectangle is (a) 100 c m^2 (b) 110 c m^2 (c) 120\ c m^2 (d) 240\ c m^2

If the area of a circle inscribed in a square is 9pi cm^(2) then the area of the square is

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

If a chord of a circle of radius 28 cm makes an angle of 90o at the centre, then the area of the major segment is (a) 392\ c m^2 (b) 1456\ c m^2 (c) 1848\ c m^2 (d) 2240\ c m^2