Question

Calcule a distância do ponto P a reta r, sendo P (2, 6) e r: 10x + 24y – 6 = 0.
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Answer 1

d=║ax+by+c║

       √a²+b²

d=║10*2+24*6-6║    

        √10²+24²

d=║20+144-6║

     √100+576

d=║158║

    √676

d=║158║ ≅ 6

      26

d=║