Is this the topic? (5) The rectangle is 5 meters wide and 3 times as long as it is wide. What is the circumference of this rectangle?

The width of a rectangle is 5 meters, which is three times the width of a long life.

Length of rectangle = 5x3 = 15m.

Rectangular perimeter = (length+width) x2

=( 15+5)x2

=20x2

=40 meters

The circumference of a rectangle is 30 meters.