Work out the area of a rectangle with base, b = 18mm and perimeter, P = 38mm.
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Answer:
18 Mm square
Step-by-step explanation:
Perimeter = 38 mm = 2(l+b)
l = ?
b = 18 mm
2(l+18) = 38
l + 18 = 19
l = 1 mm
Therefore,
Area = lb
1*18
=18mm square
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