Question

The height and base of a triangular field are 250 m and 200 m respectively. Find the cost of levelling the field at ₹0.50 per metre square

Answer 1

Given,
Base= 200m
Height= 250m
Area = 1*200*250/2= 25000m^2
Cost of levelling = 25000*0.50= 12500rupees

Answer 2

let the height be 250m
base of triangular field is 200m
height and base is 250+200=450m
cost of per meter is 0.50
then cost of 450m is =450×0.50
=225 rupees