height parallelogram

    

  •  , b black      -  sides of a parallelogram

         alpha red  -  acute angle

         beta2 blue  -  obtuse angle

       Ha    -  height to the side  

       Hb green    -  height to the side  b black

     

    Formulas for calculating length of height of a parallelogram if given side and angle of a parallelogram  :

    height parallelogram F2

    height parallelogram F1

     

    The acute angle of intersection of the heights is equal to the acute angle of the parallelogram.  :
    The obtuse angle of intersection of the heights is equal to the obtuse angle of a parallelogram.  :