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The length of an aluminium strip is 40cm. If the lengths in cm are measured in natural numbers, write the measurement of all the possible rectangular frames which can be made out of it. (For example, a rectangular frame with 15cm length and 5cm breadth can be made from this strip.)

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1cm × 19cm, 2cm × 18cm, 3cm × 17cm, 4cm × 16cm, 5cm × 15cm, 6cm × 14cm, 7cm × 13cm, 8cm × 12cm, 9cm × 11cm, 10cm × 10cm

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