Solve and compare! Brainer! Thanks in advance!
Attachments:
Answers
Answered by
0
area lb=750
perimeter 2(l+b)=110
we know that
(l+b)^2=(l-b)^2+4lb
55^2=(l-b)^2+4*750
3025=(l-b)^2+3000
(l-b)^2=3025-3000
(l-b)^2=25
(l-b)=5
so,
solve equations
l+b=55 and l-b=5
l=30
substitute in any of the above equations u will get
b=25
therefore the dimensions of the farm are 30m and 25m
perimeter 2(l+b)=110
we know that
(l+b)^2=(l-b)^2+4lb
55^2=(l-b)^2+4*750
3025=(l-b)^2+3000
(l-b)^2=3025-3000
(l-b)^2=25
(l-b)=5
so,
solve equations
l+b=55 and l-b=5
l=30
substitute in any of the above equations u will get
b=25
therefore the dimensions of the farm are 30m and 25m
Similar questions