A street light is at the top of a 12 ft tall pole A woman 6 ft tall walks away from the pole with a speed of 7 ft sec along a

Question

A street light is at the top of a 12 ft tall pole A woman 6 ft tall walks away from the pole with a speed of 7 ft sec along a straight path How fast is the tip of her shadow moving when she is 50 ft from the base of the pole ft sec

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