Réponses

2014-04-09T21:01:35+02:00
Aire de EGF= 6*2/2 = 6 cm2
Aire de EGM = x*2/2 = x
Aire MFG = 6-x
(6-x)*2 = 6
12-2x = 6
2x = 6 
x = 3