In the given figure ABCD s a trapezium of area `24.5cm^(2)`. If `AD||BC, /_DAB=90^(@),AD=10cm,BC=4cm` and ABE is quadrant of a circle then find the area of the shaded region.

Figure ABCD is a trapezium of area 24.5 cm^2 . If AD||BC, ∠DAB = 90^(@) , AD = 10 cm, BC= 4cm. If ABE is a quadrant of a circle. Find the area of the shaded region (pi = (22)/(7))

In figure, OACB is a quadrant of a circle 3.5 cm. OD = 2 cm, find the area of shaded region.

In the figure, ABCD is a trapezium with AB||DC, and angle ABC = 90^(@) . BCFE is a quadrant of a circle. If BC = CD = 4.2 cm and AE = 18 cm, find the area of the shaded region.

In the given figure, ABCD is a trapezium in which AD||BC, angle ABC = 90^(@), AD = 16 cm, AC = 41 cm and BC = 40 cm. Find the area of the trapezium.

In the given figure, ABCD is a rectangle with AB=80cm and BC=70cm, /_AED=90^(@) and DE=42cm . A semicirle is drawn, taking BC a diameter. Find the area of the shaded region.

In the given figure, ABCD is a trapezium with angle C = 120^(@), DC = 28 cm and BC = 40 cm. Find : (ii) AD

In the given figure, ABCD is a trapezium with AB||CD nad /_BCD=60^(@) .If BFEC is a sector of a circle with centre C and AB=BC=7 cm and DE=4cm , then find the area of the shaded region. [Use pi=22//7 and sqrt(3)=1.73 ]

In the given figure,ABC is a right angled triangle in which /_A=90^(@),AB=21 cm and AC=28 cm.Semi-circles are drawn on AB,BC and AC as diameters.Find the area of shaded region.

In figure, OACB is a quadrant of a circle with centre O and radius 7 cm. If AD = 2 cm, find the area of the shaded region.

Combination of quadrilateral and circle: In Figure; ABCD is a trapezium with AB|DC and /_BCD=60^(@). IF BFEC is a sector of a circle with centre C and AB=BC=7cm and DE =4cm. then find the area of shaded region