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The area of a rectangle is 'A' cm2 and length is  cm. Its perimeter (in cm) is
  • a)
    2l + 2A
  • b)
    2l + (A/2l)
  • c)
    2l + (A+l)
  • d)
    2l + (2A/l)
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
The area of a rectangle is A cm2 and length is cm. Its perimeter (in c...
Let the breadth of the rectangle = b cm
A cm2 = l cm x b cm
Or, A = lb
Or, b = A/l
Perimeter of rectangle = 2(l + b) cm
= 2(l + A /l) cm = (2l + 2A/l) cm
Thus, option (4) is correct.
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The area of a rectangle is A cm2 and length is cm. Its perimeter (in cm) isa)2l + 2Ab)2l + (A/2l)c)2l + (A+l)d)2l + (2A/l)Correct answer is option 'D'. Can you explain this answer?
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