" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a).A(-4,5) B(o,2) C(8-4)
AB=√4²+(-3)²=√16+9=√25=5
AC=√12²+(-9)²=√144+81=√225=15
BC=√8²+(-6)²=√64+36=√100=10
są ewspółliniowe, bo:
BC+AB=AC