MCA
Exam
Q. A rectangular field is half as wide as it is long and its perimeter is p. The area of the field is
Read Solution (Total 2)
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- let length=2x, width=x
p=2(2x+x)
or x=p/6
Area=x*2x=2x^2=2*(p/6)^2=p^2/18
- 11 years agoHelpfull: Yes(1) No(0)
- length=2*breadth;p=2*(b+2*b);area=2*b*b=p^2/18
- 11 years agoHelpfull: Yes(0) No(1)
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