Work out the area of a rectangle with base 34mm and perimeter 88mm
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Step-by-step explanation:
Perimeter=88mm
2(l+b) =88mm
2(l+34)=88mm
2l+68=88mm
l=88-68/2
l=20/2
l=10mm
Area of a rectangle=l×b
=10×34
=340 sq.mm
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