Trig

Library "Trig"
Trigonometric functions

rt_get_angleAlpha(a, b, c, deg)
  Get angle α of a right triangle, given the lengths of its sides
  Parameters:
    a (float): length of leg a (float)
    b (float): length of leg b (float)
    c (float): length of hypotenuse (float)
    deg (simple bool): flag to return angle in degrees (bool - default = false)
  Returns: angle α in radians (or degrees if deg == true)

rt_get_angleAlphaFromLine(x1, y1, x2, y2, l, deg)
  Get angle α of a right triangle formed by the given line
  Parameters:
    x1 (int): x coordinate 1 (int - optional, required if argument l is not specified)
    y1 (float): y coordinate 1 (float - optional, required if argument l is not specified)
    x2 (int): x coordinate 2 (int - optional, required if argument l is not specified)
    y2 (float): y coordinate 2 (float - optional, required if argument l is not specified)
    l (line): line object (line - optional, required if x1, y1, x2, and y2 agruments are not specified)
    deg (simple bool): flag to return angle in degrees (bool - default = false)
  Returns: angle α in radians (or degrees if deg == true)

rt_get_angleBeta(a, b, c, deg)
  Get angle β of a right triangle, given the lengths of its sides
  Parameters:
    a (float): length of leg a (float)
    b (float): length of leg b (float)
    c (float): length of hypotenuse (float)
    deg (simple bool): flag to return angle in degrees (bool - default = false)
  Returns: angle β in radians (or degrees if deg == true)

rt_get_angleBetaFromLine(x1, y1, x2, y2, l, deg)
  Get angle β of a right triangle formed by the given line
  Parameters:
    x1 (int): x coordinate 1 (int - optional, required if argument l is not specified)
    y1 (float): y coordinate 1 (float - optional, required if argument l is not specified)
    x2 (int): x coordinate 2 (int - optional, required if argument l is not specified)
    y2 (float): y coordinate 2 (float - optional, required if argument l is not specified)
    l (line): line object (line - optional, required if x1, y1, x2, and y2 agruments are not specified)
    deg (simple bool): flag to return angle in degrees (bool - default = false)
  Returns: angle β in radians (or degrees if deg == true)