8 4 Trigonometry

Question: Trigonometry

Answer: The study of the properties of triangles and trigonometric functions and their application

Question: Trigonometric ratio

Answer: A ratio of the lengths of sides of a right triangle

Question: Sine

Answer: For an acute angle of a right triangle, the ratio of the measure of the leg opposite the acute angle to measure of the hypotenuse

Question: Cosine

Answer: For an acute angle of a right triangle, the ratio of the measure of the leg adjacent to the acute angle to the measure of the hypotenuse

Question: Tangent

Answer: For an acute angle of a right triangle, the ratio of the measure of the leg opposite the acute angle to the measure of the leg adjacent to the acute angle

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