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Mathematics 11 Online
OpenStudy (alli6106):

A wire is first bent into the shape of a rectangle with width 5cm and length 9cm . Then the wire is unbent and reshaped into a square. What is the length of a side of the square?

OpenStudy (alli6106):

Please Help me please!!

OpenStudy (anonymous):

The perimeter is 2(5 cm + 9 cm) = 28 cm. Each of the four sides of the square has to be equal, so 28 cm / 4 = 7 cm per side.

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