Question

the area of a square field is 4225 metre square if a girl cycles along its boundary how much distance she will be able to cover if she covers the boundary twice.
(5 marks)​

Answer 1

Answer:

520 m^2

Step-by-step explanation:

$area = {side}^{2} \\ 4225 = {side}^{2} (given)\\ side = \sqrt{4225} = 65 \\ \\ perimetre \: of \: field = 4 \times 65 = 260 \\ therefore \: distance \: covered \: by \: girl \: = 2 \times perimetre \\ = 2 \times 260 \\ = 520 \: {m}^{2}$

Hope it helps!!

Answer 2

Answer: Attached answer