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How fast is his shadow lengthening

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Reference no: EM132178234

Situation A street light is mounted 15-ft above the even ground. A man 6 ft tall walks away from the light with a speed of 6 ft/s along a straight path.

1. Find the length of his shadow when he is 30 ft horizontally away from the light.
A. 30 ft B. 20 ft C. 10 ft D. 40 ft

2. How fast is his shadow lengthening?
A. 8 ft/s B. 4ft/s C. 10 ft/s D. 6 ft/s

3. How fast is the tip of his shadow moving?
A. 6ft/s B. 10 ft/s C. 4 ft/s D. 8ft/s

Reference no: EM132178234

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