Diameter form of the circle

Two equal circles are drawn in square in such a way that a side of the square forms diameter of each circle. If the remaining area of the square is 42 cm2. How much will the diameter of the circle measures? (a) 3.5 cm (b) 4 cm (c) 14 cm (d) 7.5 cm

A chord 16 cm long is 6 cm distant form the centre of the circle . Find the diameter of the circle.

A wire of resistance 5 Omega is bent in the form of a closed circle. Find the resistance across the diameter of the circle.

Diameter a line segment passing through the centre of a circle and having its endpoints on the circle is called a diameter of the circle.

If the perimeter and the area of a circle are numerically equal, then the diameter of the circle is

The circumference of a circle is 22 cm. Find the diameter of the circle.