Find the circumference of the inner and the outer circles, shown in the adjoining figure ? (Take `pi=3.14`)

Find the circumference of the inner and the outer circles, shown in the adjoining figure? (Takepi = 3.14)

Find the circumference of a circle of radius 14 cm.

Find the circumference of a circle of radius 14 cm.

Find the circumference of a circle of radius 14cm.

Find the circumference of a circle whose diameter is 14cm .

Find the Circumference of Circle whose radius is 14cm.

A circular road runs around a circular ground. If the difference between the circumference of the outer circle and the inner circle is 66 metres, the width of the road is : (Take pi = (22)/(7) )

The circumference of a circle is 31.4 cm. Find the radius and the area of the circle ? (Take pi=3.14 )

The circumference of a circle is 31.4cm. Find the radius and the area of the circle? (Take pi=3.14)

In figure 12 PS is a diameter of a circle whose radius is 6cm . Two pint Q and R are taken on PS such that PQ= QR = RS . Two Semi-circles are drawn with PQ and QS as their respective diameters as shown in the figure. find the perimeter and the area of the shaded region shown in figure. (Take pi=3.14 )