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QUESTION
1/2 mile* CONTOUR INTERVAL 20 FEET 1/2 mile* CONTOUR INTERVAL 20 FEET What is the gradient between the two red marks in the image on the right above ?...
What is the gradient between the two red marks in the image on the right above?
\500 ^10 01/2 mile*CONTOUR INTERVAL 20 FEET1/2 mile*CONTOUR INTERVAL 20 FEETWhat is the gradient between the two red marks in the image on the right above ?"0 400 800 1000 1500 200