Respostas

  • Usuário do Brainly
2014-08-14T17:51:06-03:00
X + 60°32' + 45°12'=180°

x+ 105°44'=180°

x=180°-105°44'

x=74°16'

60°32'
45°12' +
105°44'

180°                =  170°60'
105°44' -             105°44'  -
                             74°16'

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