20. Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.08 cm thick to a spherical ball with a radius of 90 cm. 17. A 5m ladder is leaning against a wall. Its upper end is sliding down the wall at a rate of 2m/s. Find how fast the bottom end of the ladder is moving at the point 3m from the wall

20. Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.08 cm thick to a spherical ball with a radius of 90 cm. 17. A 5m ladder is leaning against a wall. Its upper end is sliding down the wall at a rate of 2m/s. Find how fast the bottom end of the ladder is moving at the point 3m from the wall

Trigonometry (MindTap Course List)

10th Edition

ISBN:9781337278461

Author:Ron Larson

Publisher:Ron Larson

Chapter6: Topics In Analytic Geometry

Section: Chapter Questions

Problem 33CT

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Question

20. Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.08 cm thick to a spherical ball with a radius of 90 cm.

17. A 5m ladder is leaning against a wall. Its upper end is sliding down the wall at a rate of 2m/s. Find how fast the bottom end of the ladder is moving at the point 3m from the wall.

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