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1.2 Investigating the Sine, Cosine, and Tangent of Obtuse Angles ...

1.2 Investigating the Sine, Cosine, and Tangent of Obtuse Angles ...

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1.1 Trigonometric Ratios in Right Triangles.notebookFebruary 10, 2014Example 2a) Determine <strong>the</strong> length <strong>of</strong> p. b) Determine <strong>the</strong> length <strong>of</strong> q.2


1.1 Trigonometric Ratios in Right Triangles.notebookFebruary 10, 2014c) Determine <strong>the</strong> length <strong>of</strong> c in right triangle ABC if angle A measures 27degrees, angle C measures 90 degrees <strong>and</strong> side b measures 15 cm.Recall <strong>the</strong> inverse ratios:3

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