If each vertex of a triangle is multiplied by the same scalar so that

MATHEMATICS · Single correct · CBSE · Mathematics · Triangles · Triangles

Problem

If each vertex of a triangle is multiplied by the same scalar

k>0

so that

(x,y)\mapsto(kx,ky)

, the area of the triangle will be (a) multiplied by

k

(b) multiplied by

k^{2}

\sqrt{k}

(d) multiplied by

k^{3}