Respostas

2014-08-08T21:35:56-03:00
Olá, Nowj4mes!

h² = c² + c²
(2x)² = x² + (3√3)²
4x² = x² + 9√9
4x² = x² + 9 . 3
4x² = x² + 27
4x² - x = 27
3x² = 27
x² = 27 / 3
x² = 9
x = √9
x = 3
2014-08-08T21:36:35-03:00
Teorema de Pitágoras = H² = c1² + c2²
H = 2x
c1 = x
c2 = 3√3

(2x)² = x² + (3√3)²
4x² = x² + 9.3
4x² - x² = 27
3x² = 27
x² = 9
x = 3
1 3 1