The HCF and LCM of TWO NUMBERS are 9 and 360 respectively. If FIRST NUMBER is 45, FIND THE SECOND NUMBER. [USE THE FORMULA]. HCF=9; LCM=360; "FIRST" NO. =45; "SECOND"NO.=?
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Step-by-step explanation:
let the breadth be x.
therefore,length=x+20.
p=100cm
2(x+20+x)=100
4x+40=100
4x=100-40
x=60/4
x=15
therefore,breadth=15cm and length =15+20=35cm.
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