Respostas

2013-10-10T10:30:29-03:00
H²=C²+C²

 \sqrt{29} ^{2} = 5^{2}  +  x^{2} 

29 = 25 + x^{2} 

29 - 25 = x^{2} 

 x^{2}  = 4

x =  \sqrt{4}

x=2



O segundo cateto mede 2
1 5 1