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Pherimitha ya khutlonnetsepa e itseng, pherimitha riteloang kalkulaator

Pherimitha ya khutlonnetsepa e itseng, pherimitha riteloang kalkulaator lumella u ho fumana pherimitha ya khutlonnetsepa e itseng, ke mokhoa o hlomamisitsoeng, a sebelisa bolelele ba mahlakoreng 'ohle khutlonne.
a:   b:  

Pherimitha ya khutlonnetsepa e

Khutlonne ke sekhutlonne le dikhutlo tse 'nè nepahetseng. Riteloang bakeng pherimitha ya khutlonnetsepa e: P=2(a+b),
moo, B - mahlakoreng ka khutlonne e