Maths
posted by Anonymous
A sheet of paper measuring 30cm by 20cm . A strip of Wide 4cm cut from it all around. Find the área of the remaining sheet and also the área of the cut strip

Reiny
So wouldn't the length be reduced by 8 cm, and the width reduced by 8 cm ?
mmmmhhhh? What is the new area vs the old area ?
show me your work.
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