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  • Usuário do Brainly
2014-08-25T16:52:56-03:00
A)
h²=mn

6²=12n

12n=36

n=36÷12
n=3

b)
c²=an
c²=12.3

c²=36
c=√36
c=6
1 5 1
2014-08-25T16:57:16-03:00
A)69
b)asdfjhhjxcg fbdj