Umrahkay Umrahkay

22-05-2021
Mathematics

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The perimeter of a rectangular field is 38m. It’s width is 7m. Find the area.

The perimeter of a rectangular field is 38m Its width is 7m Find the area class=

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Аноним Аноним

22-05-2021

Answer:

[tex]perimeter = 2(l + w) \\ 38 = 2(l + 7) \\ l + 7 = 19 \\ length = 12 \: m \\ area = length \times width \\ area = 12 \times 7 \\ = 84 \: {m}^{2} [/tex]

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