In the scale drawing below, each

side is 1.9 cm long. If the drawing
is going to be enlarged by a scale
factor of 20, what is the
perimeter of the enlarged object?

6 answers

4*1.9*20 = ?
4*1.9*20 = ? That is assuming that the drawing is a square.
actually, it could be a rhombus. I guess you could have said

p = n*1.9*20

if there are n sides.
what is that picture above
yours bigger mine smaller
Picture is pentagon