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OpenStudy (anonymous):
Time Rates A light is placed on the ground 30 ft. from a building. A man 6ft tall walks from the light toward the building at rate 5 ft. per sec. Find the rate at which the length of his shadow on the wall is changing when he 15 ft. from the building. Ans:-4ft. per sec
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OpenStudy (amistre64):
tangents i assume
OpenStudy (amistre64):
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