Question

Help please quick for my home work

Answer 1

width/shorter side = 3.5 cm

Explanation:

p (perimeter) = 2w (width) + 2l (length)

24 = 2w + (2 x 8.5)

24 = 2w + 17 _(minus 17 from both sides)

7 = 2w _(divide both sides by 2)

3.5 = w