A wire is in the shape of a square whose length is 60 cm. If the same wire is rebent in the shape of a rectangle of breath 40 cm, find the length of a rectangle.
Answers
Answered by
18
Answer:
80
Step-by-step explanation:
perimeter of rectangle =perimeter of square
240=2(l+b)
2(l+40)=240
2l=160
l=80
Answered by
16
Answer:
80
Step-by-step explanation:
if the same shape is rebent the given wire would have an equal; perimeter
4s = 2(l+b)
60*4 = 2(l+40)
240 = 2(l+40)
240/2 = l+40
120 = l+40
120-40 = length
80=length
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