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Q 3 if it costs $1600 to Fence a Rectangular park of length
20m at the rate of $25 per m² find the breadth of
the park and it's perimeter also find the
area of the
Field

Respuesta :

CuteGirl124

Answer:

$25 is the cost of fencing= 1m

$1600 is the cost of fencing= 1600/25=64m

Perimeter of the park=64m

2(l+b) = 64; l+b = 64/2= 32 ;

Length of the park is 20 m — given

20+b = 32 ,; b= 32–20= 12

Area of the park = lb= 20×12= 240square metres

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