the difference length of a rectangle is 100m longer than its breadth. if its perimeter is 1200m, then its area is?
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HeY TheRe!
Perimeter for rectangle is 2 ( lenght + breadth )
breadth = x
lenght = x + 100
2 ( 100 + x + x ) = 1200
100 + 2x = 600
2x = 500
x = 250
breadth = 250
lenght = 350
Area = lenght * breadth
= 250 * 350
= 87500 square meter
HoPe My AnSWeR HeLpS !!
Perimeter for rectangle is 2 ( lenght + breadth )
breadth = x
lenght = x + 100
2 ( 100 + x + x ) = 1200
100 + 2x = 600
2x = 500
x = 250
breadth = 250
lenght = 350
Area = lenght * breadth
= 250 * 350
= 87500 square meter
HoPe My AnSWeR HeLpS !!
jambay:
can u help me
done
but the answer is 87,500sq.m in the book...i just dont know how it is answerd.
thank you
I wrote why it is 87500
ohh.. pleasure!
so what is the answer?
87500
ok thank you very much..i got the answer now
nice
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