Question

The sides of rectangular park are in ratio 4:3 if it’s area is 2028 find the cost of fencing at rupees 3 per m

Answer 1

Answer:

Step-by-step explanation:

L:B=4:3

L/B=4/3

3L=4B

L=4B/3

A=2028m²

A=L*B

2028=4B/3*B

4B²=6048

B²=1521

B=√1521

B=39m

L=4*39/3

L=52m

P=2(52+39)

P=91*2

P=182m

Cost of fencing=3*182

=544ruppees