A wire is cut into several small pieces.each of The small pieces is but into a square of side 2cm .if the total area of the small squares is 28sq .cm, what was the original length of the wire?
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Answer:
answer is 56 cm
Step-by-step explanation:
Each square has side 2 cm, so has area 4 cm². The total area of the squares is 28 cm², so there are 28 / 4 = 7 squares. Each square uses 4 × 2 cm = 8 cm of wire for its perimeter. So the length of wire is 7 × 8 cm = 56 cm
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