Question

7. The perimeter of a triangular field is 540 m and its sides are in the ratio
25:17: 12. Find the area of the field. Also, find the cost of ploughing the
field at 5 per m
m?​

Answer 1

Step-by-step explanation:

25x+29x=540

54x=540

x=10

the sides are 250,170,120

herons formula

s=270

270(20)(100)(150) under square root

81000000 under square root

9000 square metrrs

cost of ploughing= 9000×5=45000