Posted by **Nelly** on Thursday, March 14, 2013 at 9:52am.

Calculate the lenght of a rectangle with area 350cm and breadth 50mm.

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**bobpursley**, Thursday, March 14, 2013 at 9:55am
area=L*B

Length=area/breadth

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**bobpursley**, Thursday, March 14, 2013 at 9:55am
change 50mm to 5 cm

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**Dr. Jane**, Thursday, March 14, 2013 at 9:57am
First change cm to mm

350 cm = 3500 mm

Area = L x W

3500mm = L(50mm)

Divide to solve for L

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**bobpursley**, Thursday, March 14, 2013 at 9:59am
Jane: the 350cm should be 350 cm^2, so in square mm, it would be 35000mm^2

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