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A girl 5 ft tall is walking away from a lamp post that is 12 ft high. If the girl is walking at a speed 7ft/s, how fast is the tip of her shadow moving when she is 10 ft from the lamp post?

Sagot :

Answer:

The tip of the shadow is moving at 4.8 ft per sec when the question is:

"A street light is at the top of a 16 ft tall pole. A woman 6 ft tall walks away from the pole with a speed of 8 ft/sec along a straight path. How fast is the tip of her shadow moving when she is 35 ft from the base of the pole?"