Trigonometry / Rebecca Wingard-Nelson.

Summary:

Presents lessons and exercises in trigonometry, covering everything from lines, angles, and the Pythagorean theorem to sine, cosine, radians, and degrees.

Record details

ISBN: 0766025683
ISBN: 9780766025684
Physical Description: 64 pages : illustrations ; 24 cm.
Publisher: Berkeley Heights, NJ : Enslow Publishers, [2004]
Copyright: ©2004

Content descriptions

Bibliography, etc. Note:

Includes bibliographical references and index.

Formatted Contents Note:

Lines and angles -- Angles and their measure -- Triangles -- Congruent triangles -- Identifying congruent triangles -- Ratios and proportions -- Similar triangles -- Right triangles -- Square roots -- The pythagorean theorem -- Using the pythagorean theorem -- The converse of the pythagorean theorem -- Trigonometric ratios -- Trigonometry of right triangles -- Relating the trigonometric functions -- Complements and cofunctions -- Reciprocal identities -- Trigonometry tables and calculators -- Sine, cosecant, and side length -- Cosine, secant, and side length -- Tangent, cotangent and side length -- Finding the angle measure -- The trigonometric identities -- Isosceles right triangles -- 30-60-90 triangles -- The unit circle -- Signs of trigonometric functions -- Radians and degrees.