Question

Calcule o comprimento dos vértices A (4,4) B (-2,0) e C (-2, -6) e dê o baricentro

Answer 1

 A (4,4) B (-2,0) e C (-2, -6)

Baricentro
x=(4-2-2)/3=0
y=(4+0-6)/3=-2/3

AC²=(4+2)²+(4+6)²=36+100=136
AC=√136

AB²=(4+2)²+(4+0)²=36+16=52
AB=√52

BC²=(-2+2)²+(0+6)²=36
BC=√36=6