Rectilinear Figures, SM-Bank 024

A rectangle has a length of 12 cm and a width of 7 cm.

A square has the same perimeter as this rectangle.

What is the side length of this square in centimetres? (2 marks)

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\(9.5\ \text{cm}\)

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\(\text{Perimeter of Rectangle}\)

\(=2\times 12 +2\times 7\)

\(=38\ \text{cm}\)

\(\text{Side length of square}\)

\(=\dfrac{38}{4}\)

\(=9.5\ \text{cm}\)