Jill cut a piece of binding in half.
She then placed one half on top of the other half, as shown below.
What is the perimeter of the newly formed shape in millimetres? (2 marks)
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\(\text{Calculating the perimeter clockwise from top right:}\)
\(\text{Perimeter}\)
\(=18+2\times 382 +18+2\times 400\)
\(=1600\ \text{mm}\)