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Trigonometry For Dummies, 3rd Edition
book

Trigonometry For Dummies, 3rd Edition

by Mary Jane Sterling
March 2023
Beginner content levelBeginner
400 pages
9h 38m
English
For Dummies
Content preview from Trigonometry For Dummies, 3rd Edition

Chapter 9

Applying Yourself to Trig Functions

IN THIS CHAPTER

Bullet Recognizing angles of elevation and depression

Bullet Determining heights of buildings

Bullet Calculating the slope of a hill

Bullet Measuring when objects are really high up

Bullet Dealing with odd shapes and distances

Back when trig functions were first developed or recognized — centuries ago — the motivation for creating the functions wasn’t so people could sit around and say, “Hey, Caesar, did you know that the sine of 45 degrees is math?” Instead, the math gurus of the past worked out the principles of trigonometry because they needed some order or consistency to the numbers that they were applying to astronomy, agriculture, and architecture. They figured out the relationships among all these numbers and shared them with the rest of the known, civilized world.

First Things First: Elevating and Depressing

Mathematical problems that require the use ...

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Publisher Resources

ISBN: 9781394168552Purchase Link