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Dot, not to get too technical on you, but you are saying grade and degrees. These are not the same. Is it a 21 degree angle slope or a 21% grade slope?
To understand, a 45 degree angle is 100% grade slope, you are going up the same amount as forward.
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James
The pessimist complains about the wind; the optimist expects it to change; the engineer adjusts the sails.- William Arthur Ward (1921-1994)
Red-beard for President, 2020
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