`A B C D` is a flower bed. If `O A=21\ m` and `O C=14\ m` , find the area of the bed. `(T a k e\ \ pi=22//7)`

ABCD is a flower bed.If OA=21m and OC=14m, find the area of the bed. (Take pi=22/7)

ABCD is a flower bed. If OA = 21 m and OC = 14 m, then find the area of flower bed.

In the given figure, PQSR represents a flower bed. If OP=21m and OR=14m , find the area of the flower bed.

In Figure, A B C D is a trapezium of area 24. 5\ c m^2 . In it, A D || B C , /_D A B=90^@ , A D=10\ c m and B C=4\ c m . If A B E is a quadrant of a circle, find the area of the shaded region. (T a k e\ pi=22//7) .

In Fig. 15.101, A B C D is a trapezium of area 24. 5\ c m^2 . In it, A D B C , /_D A B=90o , A D=10\ c m and B C=4\ c m . If A B E is a quadrant of a circle, find the area of the shaded region. (T a k e\ pi=22//7) . (FIGURE)

In Figure, O A B C is a square of side 7 cm. If O A P C is a quadrant of a circle with centre O , then find the area of the shaded region. (U s e\ \ pi=22//7)

In Fig. 15.72 (a) , O A B C is a square of side 7 cm. If O A P C is a quadrant of a circle with centre O , then find the area of the shaded region. (U s e\ \ pi=22//7) (FIGURE)

In Fig. 15.63, A B C D is a trapezium with A B D C and /_B C D=60o . If B F E C is a sector of a circle with centre C and A B=B C=7\ c m and D E=4\ c m , then find the area of the shaded region (U s e\ \ pi=(22)/7\ a n d\ sqrt(3)=1. 732) .

In Figure, A B C D is a trapezium with A B || D C and /_B C D=60^@ . If B F E C is a sector of a circle with centre C and A B=B C=7\ c m and D E=4\ c m , then find the area of the shaded region (U s e\ \ pi=(22)/7\ a n d\ sqrt(3)=1. 732) .

Find the area of the shaded region in Figure, if A C=24\ c m , B C=10\ c m and O is the centre of the circle. (U s e\ \ pi=3. 14)