cos A= √(1-p²).
cos (180° - A)=-cosA=-√(1-p²)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
cos A= √(1-p²).
cos (180° - A)=-cosA=-√(1-p²)