From four corners of a square sheet of side 4 cm, four pieces, each in the shape of arc of a circle with radius 2 cm, are cut out. The area of the remaining portion is:

The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is

The length of a plot is five times its breadth. A playground measuring 245 square metres occupies half of the total area of the plot. What is the length of the plot?

A rectangular LCD has an area of 480 and a perimeter of 92 . If the size of the LCD is defined of the diagonal, then what the size of the LCD?

Length of rectangle is 80% of diagonal of square of area 1225, then find area of rectangle if it's perimeter is 94√2.

A sphere of radius 5 cm is melted to form a cone with base of same radius. The height (in cm) of the cone is

The perimeter of a square is equal to the perimeter of a rectangle, and the latter has a width of 12 cm. The area of the square is 400 cm² . Find the area of the rectangle.

What is the perimeter of a square inscribed in a circle of radius 5 cm?