length=?,breath=50mm,area=?,perimeter=300mm
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Answered by
3
Answer:
Perimeter = 300mm
2 ( l + b ) = 300
2 ( l + 50 ) = 300
2l + 100 = 300
l = 300-100/2 = 300 - 50 = 250mm
Area = l x b
250 x 50 = 12500mm^2
Answered by
2
Step-by-step explanation:
Perimeter=2(l+b)
300. =2(l+50)
300. =2l+100
300-100=2l
200./2. =l
100. =l
now,area =l*b
=100*50
=5000mm
...hope it helps you
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