'Tall casts' presentation slideshows

2.3 - Direct Variation

2.3 - Direct Variation. Direct Variation. A linear function defined by an equation of the form y = kx , where k ? 0, represents direct variation. . Constant of Variation. The Slope, k, is constant. It can be represented at the ratio of . Identifying Direct Variation from a Table.

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Chapter 8 Lesson 3

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Applying Trigonometric Ratios

Applying Trigonometric Ratios. 15. y. 25 ?. x. Finding the missing sides. Steps 1. Look at the figure or read the problem. 2. What information do you have? 3. Decide which trig ratio you can use given your information.

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Applications Involving Right Triangles

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Do Now

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