Sin, Cos and Tan are the basic trigonometric ratios used to examine the relationship between the angles and sides of a triangle (especially of a right-angled triangle).
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Sin Cos Tan: Formula, Table & Values
Sin Cos Tan: Formula, Table & Values
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Elements of plane and spherical trigonometry . , and esc negative,and tan and cot positive. In the fourth quadrant x is positive and y is negative.Hence in this quadrant the negative
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