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keana

  • one year ago

the trapezoidal plot is 23,750 sq ft. If the top side is 220 ft and the height is 95ft, what is the bottom (B)?

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  1. keana
    • one year ago
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  2. midhun.madhu1987
    • one year ago
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    Area of a trapezoid is given by: \[A = \frac{ 1 }{ 2 } h \times (b1 + b2)\] |dw:1441690822357:dw|

  3. midhun.madhu1987
    • one year ago
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    Here A = 23,750 , b1 = 220 , h = 95 find b2?

  4. keana
    • one year ago
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    ok.

  5. keana
    • one year ago
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    23750=47.5 (220 + b)

  6. midhun.madhu1987
    • one year ago
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    Good Job...Yup.. you need to solve it to get the answer

  7. keana
    • one year ago
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    okk

  8. midhun.madhu1987
    • one year ago
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    (220 + b) = 23750/47.5 (220 + b) = 500

  9. midhun.madhu1987
    • one year ago
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    Find b

  10. keana
    • one year ago
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    ok so you divide first?

  11. midhun.madhu1987
    • one year ago
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    yes

  12. keana
    • one year ago
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    280?

  13. midhun.madhu1987
    • one year ago
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    yes

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