'Degree mode' presentation slideshows

Good Morning, Precalculus!

Good Morning, Precalculus!. To prepare for class: 1. Please find your DO NOW sheet and start today's DO NOW!. Do Now:. 1) Check to make sure your calculator is in degree mode [it is if sin(30) = 0.5] 2) Solve the proportion by cross-multiplying and using your calculator:. Do Now:.

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8-3 Trigonometry

8-3 Trigonometry. Learning Goal To use the sine, cosine, and tangent ratios to determine side lengths and angle measures in right triangles.

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Trigonometry Basics

Trigonometry Basics. Right Triangle Trigonometry. Sine Function. When you talk about the sin of an angle, that means you are working with the opposite side, and the hypotenuse of a right triangle. Sine function. Given a right triangle, and reference angle A:.

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Introduction

Introduction In previous lessons, you defined and calculated using the three basic trigonometric functions, sine, cosine, and tangent. In this lesson, you will extend your working definitions of their reciprocal functions and use them to determine the unknown sides and angles of triangles .

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Inverse Trig Functions Law of the Sines

Inverse Trig Functions Law of the Sines. 1. Notation. 2. Inverse Trig Functions, Law of the Sines & Requirements. 3. Practice Problems. Notation. New variables for angles Alpha Beta Gamma Theta. Inverse Trig Functions. Arcsine sin -1 Arc-cosine cos -1 Arctangent tan -1.

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8.5 Solving More Difficult Trigonometric Equations

8.5 Solving More Difficult Trigonometric Equations. 8.5 Solving More Difficult Trigonometric Equations. Degree Mode. 8.5 Solving More Difficult Trigonometric Equations. Write the equation in terms of only one trig function. 8.5 Solving More Difficult Trigonometric Equations.

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GBK Precalculus Jordan Johnson

219 views • 6 slides