Question

calcule a distancia entre os pontos a) A(-5 4) e B(-10,8)
b) C (1/2,3) e D (1/2, -1)

Answer 1

Dab= √(Xa-Xb)* + (Ya-Yb)*

√(-5-(-10)*+(-4-8)*

√(5)*+(-12)*

√25+(-144)

√-119

=10,9