Respostas

2014-03-03T14:41:46-03:00

34-62+x=180
x=180-34-62
x=180-96
x=84

34+118+(B-y)=180
(B-y)=180-34-180
(B-y)=180-152
(B-y)=28

(B-y) +y=180
28+y=180
y=180-28
y=152

y-x=
152-84=68
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