Răspunsuri

2014-11-11T19:44:31+02:00
Suplementul :180 grade-15 grade 18 minute 25 secunde=164 grade 41 minute 35 secunde
Comlement : 90 grade - 15 grade 18 minute 25 secunde =74 grade 44 minute 35 secunde  
Dar cum ajung la acest rezultat?Din 90 de grade cum scad 15 grade 18 minute si 25 secunde