Question

qual a distancia do ponto p(10,40) e Q ( 40,10)?

Answer 1

$\boxed{d^2 = ( X_{b}- X_{a})^2+( Y_{b}- Y_{a})^2 }$

d² = (40-10)² + (10-40)²
d² = 30² + (-30)² 
d² = 900 + 900
d² = 1800
d = √1800 -->d =√(2³.3².5²) --> d = 30√2
              
                  $\boxed{d = 30 \sqrt{2} }$