Circle inside a Circle : PQRS is a diameter of a circle of radius 6 cm. The length PQ;QR and RS are equal. Semi circles are drawn on PQ and QS as diameters as shown in Figure. Find the perimeter and area of shaded Region.

PQRS is a diameter of a circle of radius 6cm. The lengths PQ,QR and RS are equal.Semi- circles are drawn on PQ and QS as diameters as shown in figure.Find the perimeter of the shaded region.

PQRS is a diameter of a circle of radius 6cm. The lengths PQ,QR and RS are equal. Semicircles are drawn with PQ and QS is diameters, as shown in the given figure. If PS=12cm, find the perimeter and area of the shaded region. [Take pi=3.14 ]

PQRS is the diameter of a circle of radius 6 cm. The lengths PQ, QR and RS are equal. Semi-circles are drawn with PQ and QS as diameters as shown in the figure alongside. Find the ratio of the area of the shaded region to that of the unshaded region.

PQRS is a diameter of a circle of radius 6 cm. The length PQ, QR and RS are equal Semicircle are drawn on PQ and QS as diameters. Find the area of the shaded region. Find also the length of boundaries of shaded portion.

PQRS is a diameter of a circle of radius 6 cm as shown in the figure above. The lengths PQ, QR and RS are equal. Semi-circles are drawn on PQ and QS as diameters. What is the perimeter of the shaded region ?

In the figure given below, ABCD is the diameter of a circle of radius 9 cm. The lengths AB, BC and CD are equal. Semicircles are drawn on AB and BD as diameters as shown in the figure. What is the area of the shaded region ?

PQRS is a diameter of a circle, the lengths of PQ, QR and RS are equal Semi circle are drawn on PQ and QS to create the shaded figure or given. What is the perimeter of the shaded figure .

PS is the diameter of a circle of radius 6cm. The points Q and R cts the diameter Ps.Semi circles are drawn on PQ and Qs as diameters. Find the area of the shaded region.

PS is a diameter of a circle of radius 6 cm. In the diameter PS, Q and R are two points such that PQ, QR and RS are all equal. Semi-circles are drawn on PQ and QS as diameter (as shown in the figure). The perimeter of shaded portion is :