por teorema del coseno
r^2 = a^2 + b^2 + (2×a×1b×cos(beta))
r^2 = 6^2 + 12^2 + (2×6×12×cos(60))
r^2 = 36 + 144 +(2×6×12×1/2))
r^2 = 36 + 144 + 72
r^2 = 252
r = 6 raiz de 7
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
por teorema del coseno
r^2 = a^2 + b^2 + (2×a×1b×cos(beta))
r^2 = 6^2 + 12^2 + (2×6×12×cos(60))
r^2 = 36 + 144 +(2×6×12×1/2))
r^2 = 36 + 144 + 72
r^2 = 252
r = 6 raiz de 7