the perimeter of a triangular ground is 900m. and its sides are in the ratio 3:5:4. using Heron's formula find the area of the ground
the perimeter of a triangular ground is 900m. and its sides are in the ratio 3:5:4. using Heron's formula find the area of the ground
The mean of 16 numbers is 8 .if 2 is added to each number ,then what will be the new mean