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Area of sector = (A/360) X π X radius 2 (Here 'A' is the angle subtended by sector at centre)
So, required area = (45/360) x (22/7) X 21 2 = 173.25 cm 2
Perimeter of square is 48 cm and length of a rectangle is equal to side of square and breadth of rectangle is 4 cm less than length of the rectangle. F...
If the volume of a cylinder is 144π and the ratio of radius to its height is 3:2 then find the curved surface area of cylinder?
The length of a rectangle and the side of a square are in the ratio of 6:7, respectively. The breadth of the rectangle is 33(1/3)% less than its length....
The volume of water measured on a rectangular field 400m 200m is 8000 . Find the depth (amount) of rain that has fallen.
A field is in the shape of a trapezium, where the distance between the two parallel sides is 60 metres. One of the parallel sides measures 30 metres, an...
The curved surface area of a right cylinder is 3696 cm³. Its height is three times its radius. What is the capacity (in litres) of the cylinder? (T...
Sides of a parallelogram are in the ratio 5:4. Its area is 1200 sq. units. Altitude on the greater side is 24 units. Altitude on the smaller side is:
The perimeter of a rectangle is 64 meters, and the ratio of its length to its breadth is 9:7. What is the area of the rectangle?
The perimeter of a rectangular field is 44 metres and its area is 114 m2 . What is the length of the diagonal of this field?
If the curved surface area and the radius of a cylinder are 440 cm2 and 7 cm, respectively, then find the volume (in cm3) of the c...