20. A light is placed on a horizontal ground 40 ft from a building. A man 6 ft tall walks from the light toward the building at a rate of 5 ft/s. Find the rate at which his shadow on the building is decreasing when he is 16 ft from the building. A) 2.896 ft/s B) 2.333 ft/s C) 2.083 ft/s D) 2.667 ft/s

20. A light is placed on a horizontal ground 40 ft from a building. A man 6 ft tall walks from the light toward the building at a rate of 5 ft/s. Find the rate at which his shadow on the building is decreasing when he is 16 ft from the building. A) 2.896 ft/s B) 2.333 ft/s C) 2.083 ft/s D) 2.667 ft/s

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter2: Matter And Energy

Section: Chapter Questions

Problem 21RQ

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7 g = 10 m/s^2