Math

A square flower garden and a sidewalk around the garden have an area of 400 ft2. The sidewalk has a width of 3 ft. What is the length of one side of the flower garden?

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  1. the total width is 20ft (400 = 20x20)
    6ft of that is sidewalk (on both ends)

    the garden is 14x14

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  2. is it square?

    If so, then s^2 + (s+6)*3*2+2*3*s=400
    figure out what s is ... and figure out how I got that equation...

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    bobpursley
  3. A cactus casts a shadow that is 14 ft 7 inlong a gate nearby casts a shawdow that is 5 ft longestimate the height of the cactus?

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