A regular hexagon has a side of 4 cm. Find its area. (in sq. cm)

One side of the rectangular ground is 8m and its diagonal is 17m. Find the area of the ground?

From a right cone of height h and with base radius r a cone has been cut of from the centre of the height. The volume of remaining frustum of the cone is.

If the length of the diagonal of a square is cm, then what will be the area of the square?

The ratio between the length and breadth of a rectangular park is 3: 2. If a man cycling along the boundary of the park at the speed of 12 Km./hr. completes one round in 8 min, then the area of the park in sq.m is – 

A semicircle is folded to make a cone. Find the height (in cm) of the cone if diameter of the semicircle is 28 cm?

A corner of a cube of side length 8 m. When cut by a plane which bisects the sides of the cube, we get a pyramid whose volume is : 

If the perimeter of a circular plot is equal to the perimeter of a square plot, what will be the ratio of their areas?