Mathematics, 31.03.2020 01:50 cfnewton09

In widening a highway, it is necessary for a construction crew to cut into the bank along a highway. The present angle of elevation of the straight slope of the bank is 24°, and the new angle is to be 38.5°, leaving the top of the slope at its present position. If the slope of the present bank is 210 ft. long, how far horizontally into the bank must they dig?

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In widening a highway, it is necessary for a construction crew to cut into the bank along a highway....