
Carol H. answered 09/17/18
Tutor
4.9
(285)
Masters' Degree in Mathematics with 35 years Teaching Experience.
Let w = the width
2l + 2w = P
2(30) + 2w ≤ 90
60 + 2w ≤ 90
2w ≤ 30
w ≤ 15 meters