Respostas

2013-11-28T21:21:16-02:00
Hipotenusa² = cateto² + cateto²
h² = 5² + 12²
h² = 25 + 144
h² = 169
h = \sqrt{169}
h = 13 cm

2 5 2
2013-11-28T21:22:40-02:00
A²=b²+c²
a²= 5² + 12²
a²= 25 +144
a²= √169
a²= 13 cm
2 5 2