50mm breath 300mm perimeters what is the lenth and area?
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Answered by
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Step-by-step explanation:
Perimeter=2(l+b)
300=2(50+l)
300=100+2l
300-100=2l
200=2l
2l=200
l=200/2
l=100
length=100mm
area=l*b
area=100*50
area=5000 square mm
Answered by
0
Length = 2(l+b) = Perimeter
2(l+50) = 300
2l+100 = 300
2l = 300-100
2l = 200
l = 200÷2
l = 100
Area = Length*Breath
= 100x50
= 5000mm
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