Cartesian Coordinates

Thithitemu ya Kĩerekanaria gĩa Kateciani nĩ Cartesian Coordinates system
Namba raini itha ikigamanitio naguthondeka koine cia ndigiri ithatũ. Namba raini ikoragũo na namba negativu na positivu. 

Namba raini nitaririo thiinĩ wa Metha cia műthingi cia mathabu.