Find the areas of rectangular whose length 70cm and perimeter is 200 cm
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answer is 2100 CM square
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1
hello here is ur answer
we have
perimeter of rectangle = 200cm.
2(l+b). = 200
2(70+b)= 200
140+2b=200
2b= 200-140
2b= 60
b= 60/2
b=30cm.
l=70cm
area of rectangle = lb
= 70(30)
= 2100cm².
hope this will help u
we have
perimeter of rectangle = 200cm.
2(l+b). = 200
2(70+b)= 200
140+2b=200
2b= 200-140
2b= 60
b= 60/2
b=30cm.
l=70cm
area of rectangle = lb
= 70(30)
= 2100cm².
hope this will help u
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