cosine definition

  • noun:
    • In the right triangle, the proportion regarding the length of along side it adjacent to an acute perspective to your length of the hypotenuse.
    • The abscissa at endpoint of an arc of a unit circle centered in the beginning of a Cartesian coordinate system, the arc being of length x and sized counterclockwise from point (1, 0) if x is positive or clockwise if x is unfavorable.
    • In the right triangle, the proportion of period of the medial side next to an acute angle into length of the hypotenuse. Logo: cos
    • The sine of the complement of an arc or direction. See Illust. of features.
    • In trigonom., the sine associated with the complement of confirmed angle (whoever cosine it is).
    • proportion of the adjacent part on hypotenuse of a right-angled triangle
    • In a right triangle, the proportion of this period of the medial side next to an acute angle into the length of the hypotenuse.
    • The abscissa at endpoint of an arc of a unit circle focused at the source of a Cartesian coordinate system, the arc being of length x and measured counterclockwise from the point (1, 0) if x is positive or clockwise if x is negative.
    • In a right triangle, the ratio associated with the amount of along side it right beside an acute perspective toward duration of the hypotenuse. Expression: cos
    • The sine of the complement of an arc or direction. See Illust. of functions.
    • In trigonom., the sine regarding the complement of certain angle (whoever cosine it really is).
    • proportion of adjacent part to your hypotenuse of a right-angled triangle

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