If the perimeter of a rectangle is 180 m and the difference between the Length and breadth is 8 m, what is the area of the rectangle?

If the length of the diagonal AC of a square ABCD is 5.2 cm, then the area of the square is: 

The perimeter of two squares are 24 cm and 32 cm . The perimeter (in cm) of a third square equal in area to the sum of the areas of these squares is: 

The volume of the largest right circular cone that can be cut out of a cube of edge 14 cm.

In a regular polygon, the exterior and interior angles are in the ratio 1 : 4. The number of sides of the polygon is 

A pyramid has an equilateral triangle as its base, of which each side is 8 cm. Its slant edge is 24 cm. The whole surface area of the pyramid (in cm²) is:

If the perimeter of a rhombus is 80 cm and one of its diagonals is 24 cm, then what is the are (in cm²) of the rhombus?

The length and breadth of a rectangular field are in the ratio of 3 : 2 . If the perimeter of the field is 80 m, its breadth (in meters) is: