If you cut the A4 sheet in strips of 3mm width, then find the
(approximate) perimeter of the resulting hollow rectangle.(Assume A4
measures 29.7 cm × 21 cm) Give Workings
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Step-by-step explanation:→ width of strip = 3mm = (3/10) cm = 0.3 cm. so, → Length of hollow rectangle = 29.7 - 2 * 0.3 = 29.7 - 0.6 = 29.1 cm
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