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23 September, 12:42

The perimeter of a square field is the same as that of a rectangular field. If the length of the rectangular field is 8 km and width is 5 km, calculate the area of the square field.

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  1. 23 September, 13:32
    0
    A (s) = 42.25 km ²

    Step-by-step explanation:

    P (r) = 2l + 2w = 2*8km + 2*5km = 16km + 10km = 26 km

    P (r) = P (s)

    P (s) = 26 km = 4l = > l = 26km/4 = 6.5 km

    A (s) = l² = (6.5km) ² = 42.25 km ²
  2. 23 September, 14:04
    0
    42.25cm^2

    Step-by-step explanation:

    8+5+8+5 = 26

    26/4 = 6.5

    6.5x6.5 = 42.25
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