Mathematics

Problem

Triangle

PQR

has vertices

P(0,0)

Q(4,0)

and

R(0,3)

. If every coordinate of the three vertices is multiplied by

5

, the perimeter of the new triangle, compared with the original perimeter, is a)

\sqrt{5}

times the original b)

25

times the original c)

5

times the original d)

5\sqrt{2}

times the original