2. A 6-ft tall man is walking away from a 15-ft post at a rate of 5 ft/sec in a straight line. How fast is the tip of his shadow moving when he is 40 ft away from the post? 10 ft lone 20 ft da 8 ft

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.3: Rules For Addition
Problem 14P
icon
Related questions
Question

differentiation: Relative Rates

2. A 6-ft tall man is walking away from a 15-ft post at a rate of 5 ft/sec in a straight line.
How fast is the tip of his shadow moving when he is 40 ft away from the post?
3. A swimming pool is 40 ft long, 20 ft wide, 8 ft deep at the deepest end and 3 ft deep at
the shallow end, the bottom being rectangular. If the pool is filled by pumping water
into it at the rate of 100 ft³/min. How fasr is the water level rising when it is 3 ft deep at
the deepest end.
Transcribed Image Text:2. A 6-ft tall man is walking away from a 15-ft post at a rate of 5 ft/sec in a straight line. How fast is the tip of his shadow moving when he is 40 ft away from the post? 3. A swimming pool is 40 ft long, 20 ft wide, 8 ft deep at the deepest end and 3 ft deep at the shallow end, the bottom being rectangular. If the pool is filled by pumping water into it at the rate of 100 ft³/min. How fasr is the water level rising when it is 3 ft deep at the deepest end.
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Recommended textbooks for you
Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell