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Tamuno Douglas
Questions and answers by visitors named
Tamuno Douglas
Answers (1)
f1/e1=f2/e2 50/25-20=100/e2 50/5=100/e2 e=100*5/50 50*e2=100*5 50e2=500 50e2/50=500/50 e2=100cm New length=Original+Extension =20+10 =30cm
