Sagot :
diagonale=60²+60²
diagonale=3600+3600
diagonale=7200
diagonale=√7200≈84.9cm
diagonale=3600+3600
diagonale=7200
diagonale=√7200≈84.9cm
c'est Pythagore, la diagonale est lhpothenuse du triangle rectangle
diagonale = rac(3600 + 3600) = rac(7200) = 60rac(2) = 84,8cm
diagonale = rac(3600 + 3600) = rac(7200) = 60rac(2) = 84,8cm