Measure the base of your trapezoid (b1); then measure the top of your trapezoid (b2); then measure the height of your trapezoid (h); enter them in spaces provided; then click on the "Calculate" button:
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Enter b1 (in feet): | (feet) |
| Enter b2 (in feet): | (feet) | |
| Enter h (in feet): | (feet) | |
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Total square foot =
(sq. feet) |
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(based on 1 pound of Nitrogen per 1000 square feet)
| 1) |
There are 3 numbers on your bag of fertilizer. The first one (N) is Nitrogen.
Enter N:
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| 2) |
How many pounds of fertilizer are in the bag?
Number of pounds:
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| 3) |
Calculate amount of fertilizer (click on the button below):
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You need pounds of this fertilizer ( bags ) |
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