Find the dimensions of the rectangle of maximum area that can be inscribed in a semicircle of radius r.

Find the dimensions of the rectangle of maximum perimeter that can be inscribed in a circle of radius a.

Find the dimensions of the rectangle with maximum area that can be inscribed in a circle of radius 10 cm.

The triangle of maximum area that can be inscribed in a given circle of radius 'r' is

The length of the rectangle of maximum area that can be inscribed in a semicircle of radius 1 unit, so that two vertices lie on the diameter, is-

Find the dimensions of the largest rectangle that can be inscribed in a semi circle of radius r cm.

Show that the rectangle of maximum area that can be inscribed in a circle is a square.