A rectangular enclosure is to be divided into three congruent rectangular pens by…
MATHEMATICS · Single correct · CBSE · Mathematics · Applications of Derivatives · Applications of Derivatives
Problem
A rectangular enclosure is to be divided into three congruent rectangular pens by installing two interior fences that are parallel to one pair of exterior sides. If a total of 200 meters of fencing is available, what should be the length of each interior fence to maximize the total enclosed area?
(a) 33 m (approximately)
(b) 25 m
(c) 50 m
(d) 20 m