" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Odp. D
A=(-4,3)
B=(-4,-3)
C=(4,-3)
|AB| _|_ |BC| i 2|AB|=|BC|⇒ α=60⁰
2.
S₁=(x,y) srodek odcinka |AC|
x=1/2*(-4-8)=-6
y=1/2*(-12+4)=-4
S₁=(-6,-4)
S₂=(-6,4)
|4-(-4)|=4+4=8
Odp. B