the perimeter of a rectangular sheet is 100 cm. If the length is 45 cm, find its breadth. also find the area
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Answered by
2
perimeter of a rectangle = 2(length+breadth)
=100=2(45+b)
=100=90+2b
breadth =5cm
area=45x5=225cm square
=100=2(45+b)
=100=90+2b
breadth =5cm
area=45x5=225cm square
Answered by
0
2l + 2b = 100cm
l+b=50cm
b=50cm-l
b=5cm
A= l×b
A= 45×5
A= 225 square cm
please mark as brainliest.....
l+b=50cm
b=50cm-l
b=5cm
A= l×b
A= 45×5
A= 225 square cm
please mark as brainliest.....
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