Question

a carpenter is building a rectangular room with a fixed perimeter of 200 ft. what dimensions would yield the maximum area and what is the maximum area

Answer 1

40 by 60

Answer 2

Then 60(40) for the area

Answer 3

it said the answer was 50 length 5o width and max area 2500 square ft

Answer 4

hey first make an equation
p=2(l+b)
2l+2b=200
find l in terms of b
l=100-b
area equation
A=lb
subs l
A=100b-b^2
differentiate area
db/dA=100-2b
put db/da=0
b=50
find l
l=50
answer l=50
b=50

Answer 5

MY BAD. It's 50 50