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17 November, 11:57

At the bank of a river, by measurement, a = 9 ft., b = 15 ft., c = 12 ft., and d = 7 ft. How long is x?

9 1/3 ft.

11 1/4 ft.

20 ft.

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Answers (1)
  1. 17 November, 12:02
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    12 * 15 = 9x

    x = 12 * 15/9

    x = 4 * 15/3

    x = 4 * 5

    x = 20

    And if you want, just multiply d by the ratio to get y. Good luck pretty girl.
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