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A wall lamp is positioned 7ft up a wall. A 6ft tall woman walks directly towards the light at a speed of 5ft/sec. Draw and

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A wall lamp is positioned 7ft up a wall. A 6ft tall woman walks directly towards the light at a speed of 5ft/sec. Draw and label a diagram of the situation. Then showing all your work as in lecture, nd the rate that the tip of her shadow is moving when she is 20ft away from the wall. If necessary, round your answer to 3 decimal places and give proper units

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