Question

Calcule a distância:

a) A(-2, -4) e B(-5,10)

b) A(-4,-1/2) e B(-5, 1/4)

Answer 1

$\mathsf{d = \sqrt{(\Delta x)^2+(\Delta y)^2 }}\\ \\ \mathsf{a) d = \sqrt{[-5-(-2)]^2+[10-(-4)]^2}=14,31}\\ \\\mathsf{b) \ d= \sqrt{[-5-(-4)]^2+[1/4-(-1/2)]^2}=1,25}$