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Published byCalvin Webster Modified over 7 years ago

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Solve Right Triangles Ch 7.7

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Solving right triangles What you need to solve for missing sides and angles of a right triangle: – 2 side lengths – or – A side and an angle

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Inverse Trigonometric Ratios

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Find the measure of angle C Ask yourself, “what 2 sides do I have?” Ask yourself, “what trig function should I use? Sine? Cosine? Or Tangent?” Set up the ratio Find the angle measure. opposite adjacent

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Find the m óC and m óA

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Solve the triangle

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Assume the given angle is acute, find the angle measure to the nearest tenth sin A = 0.78

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