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Area, SM-Bank 081 MC

Ben bought a dog mat with an area of 0.5 square metres.

What is the area of the dog mat in square centimetres?

  1. \(2.5\ \text{cm}^2\)
  2. \(5\ \text{cm}^2\)
  3. \(5000\ \text{cm}^2\)
  4. \(25\ 000\ \text{cm}^2\)
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\(C\)

Show Worked Solution

\(\text{1 m}^{2} =100\ \text{cm}\times 100\ \text{cm} = 10\ 000\ \text{cm}^{2} \)

\(\text{0.5 m}^{2} = 0.5\times 10\ 000 =5000\ \text{cm}^2\)  

\(\Rightarrow C\)