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Mathematics, 21.02.2020 22:47 keshjdjsjs
(1 point) A spotlight on the ground is shining on a wall 20m away. If a woman 2m tall walks from the spotlight toward the building at a speed of 0.8m/s, how fast is the length of her shadow on the building decreasing when she is 8m from the building?
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(1 point) A spotlight on the ground is shining on a wall 20m away. If a woman 2m tall walks from the...
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