the length of a rectangle is twice width if it's permieter is 54cm find it's length
its chapter linear equations
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Hence the answer is 18cm
Let the width of the rectangle be x
Therefore, the length of the rectangle is 2x.
Given, the perimeter is 54 cm.
Perimeter =2(w+l)=2(x+2x)=54
⇒2(3x)=54
⇒6x=54
⇒x=9⇒ Width
2x=18⇒ Length
Therefore, the length of the rectangle is 18 cm.
Step-by-step explanation:
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Answered by
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Answer:
The length of a rectangle is ?
perimeter is 54 cm
the answer is 18
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