Question

calculati perimetrul unui triunghi ABC stiind ca:

a)   AB=30 cm; BC=4 cm; AC=0,5 m

b)   AB=BC=25 cm si CA=200mm

c)   AB=BC=CA=1997mm

Answer 1

a) 0,5m=50cm
P=AB+AC+BC=30+4+50=84 cm

c)CA=200mm=20cm
P=25+25+20=70cm

c)P=3*1997=5991mm