A square hole is punched out of a circular lamina, the diagonal of the square being the radius of the circle. If 'a' br the diameter of the circle, find the distance of C.G. of the reamainder form the centre of the circle.

A square hole is punched out of a circular lamina, the diagonal of the square being the radius of the circle. If 'a' be the diameter of the sircle, find the distance of centre of mass of the remainder from the centre of the circle.

A square is inscribed in a circle of radius 7 cm. Find the area of the square.

A square ABCD is inscribed in a circle of radius r . Find the area of the square.

If the diameter of a circle is equal to the diagonal of a square, then the ratio of their areas is ________.

A circle is circumscribed about a square. If the side of the square be 5 cm, then the diameter of the circle is

A square has two of its vertices on a circle and the other two on the tangent to the circle. If the diameter of the circle is 10. determine the side of the square.