Question

the area of a rectangular field is 480 sqm. and its breadth is 20 m. find the cost of fencing the field at ₹ 4.75 per metre.​

Answer 1

Answer:

Coast of fencing the field = ₹ 418

Step-by-step explanation:

Given -

area=480 sqm.

breadt= 20 m

Solution -

Let length of field is= L m

area of rectangular field= length X breadth

480 = L x breadth

L= 480/20

L= 24 M.

Perimeter of rectangular field= 2( L+breadth)

= 2(24+20)

= 88 m

Coast of fencing the field= ₹ 88X 4.75

= ₹ 418

Formula Used:

1. Area of rectangle =length X breadth

2. Perimeter of rectangle= 2(length+breadth)