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MCF 3M1 Unit 8 N- Right Triangle Trigonometry Recall: Example 1: For each figure below, determine sin A, cos A, and tan A. a) b) Solution: a) sin A = b) sin A = cos A = cos A = tan A = tan A = Example 2: Use the trigonometric functions on your calculator to determine the measure of pA for the two triangles in Example 1. Solution: a) b) Example 3: Use the trigonometric functions on your calculator to check the ratios from Example 1. M:\oakridgess\math\mcf3m1\Handouts\Originals\Day58-SohCahToaBlanks.wpd Example 2: Use a calculator to determine the following ratios. a) sin 23° = b) cos 54° = c) tan 77° = Example 3: Determine the following angles (nearest degree). a) sin A = 0.6142 b) cos B = 0.6820 c) tan C = 1.562 Example 4: Determine the following angles to the nearest degree. a) sin A = b) cos B = c) tan C = Example 5: Determine side a, if pA = 30° Example 6: Determine each value of x. a) M:\oakridgess\math\mcf3m1\Handouts\Originals\Day58-SohCahToaBlanks.wpd b)