Respostas

2013-11-09T00:49:12-02:00
A² = b² + c²
6² = 3,6² + c²
36 = 12,96 + c²
c² = 36 - 12,96
c² = 23,04
c = raiz23,04
c = 4,8 cm

a x h = c x b
6 x H = 4,8 x 3,6
H = 17,28 / 6
H = 2, 88 cm