Learning Objectives In this section, you will: Figure 1 Mount McKinley, in Denali National Park, Alaska, rises 20,237 feet (6,168 m) above sea level. It is the highest peak in North America. (credit: Daniel A. Leifheit, Flickr) How can the height of…
Tennis players can create advantages by changing the angles of their shots. The technology used to decide close calls also relies heavily on mathematics. (credit: modification of “From the 2013 US Open” by Edwin Martinez/flickr) Chapter Outline 9.1 Verifying Trigonometric Identities…
Graphs of the Sine and Cosine Functions Graphs of the Other Trigonometric Functions Inverse Trigonometric Functions
Learning Objectives In this section, you will: For any right triangle, given one other angle and the length of one side, we can figure out what the other angles and sides are. But what if we are given only two sides…
Learning Objectives In this section, you will: Figure 1 Light can be separated into colors because of its wavelike properties. (credit: “wonderferret”/ Flickr) White light, such as the light from the sun, is not actually white at all. Instead, it is a…
Dawn colors the sky over the Olare Motorgi Conservancy bordering tha Masai Mara National Reserve in Kenya. (Credit: Modification of “KenyaLive_Day_#02” by Make it Kenya/flickr) Chapter Outline 8.1 Graphs of the Sine and Cosine Functions 8.2 Graphs of the Other Trigonometric Functions…
Angles Right Triangle Trigonometry Unit Circle The Other Trigonometric Functions
Learning Objectives In this section you will: A wheelchair ramp that meets the standards of the Americans with Disabilities Act must make an angle with the ground whose tangent is 112112 or less, regardless of its length. A tangent represents a ratio,…
Learning Objectives In this section you will: Figure 1 The Singapore Flyer was the world’s tallest Ferris wheel until being overtaken by the High Roller in Las Vegas and the Ain Dubai in Dubai. (credit: ʺVibin JKʺ/Flickr) Looking for a thrill? Then…
Learning Objectives In this section you will: Mt. Everest, which straddles the border between China and Nepal, is the tallest mountain in the world. Measuring its height is no easy task. In fact, the actual measurement has been a source…