JayvonDeburgoMath

Question

The perimeter of a train ticket is 80 centimeters. It is 25 centimeters long. How tall is it?

Answer 1

Length of 25 + how tall = 1/2 the perimeter = 80/2 = 40 cm

let X equal how tall

then 25+X=40

X=40-25=15 cm

The ticket is 15 centimeters tall