Q) Susan wants to put up fencing around three sides of her
rectangular yard and leave a side of 20 feet unfenced. If
the yard has an area of 680 square feet, how many feet of
fencing does she need?
a) 38
b) 44
c) 72
d) 88
e) 97
Answer Posted / santhoshi
lb=680;
l*20=680;
l=34;
three sides fencing =2 sides length + one side breadth.
=2*38 + 20
=88;
so answer "d";
Is This Answer Correct ? | 8 Yes | 0 No |
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