Chapter 11.2, Problem 40E

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6th Edition

Daniel C. Alexander + 1 other

ISBN: 9781285195698

Textbook Problem

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A ladder of length AB is carried horizontally through an L-shaped turn in a hallway. Show that the ladder has the length

To determine

**To find:**

To show that the ladder has the length

Explanation

Consider the following figure,

General formula for cosine ratio and sin ratio is given below,

For smaller triangle A:

From the above figure shows that the hypotenuse A of the smaller triangle is formed by the left end of the ladder since it is opposite to right angle

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