kb08085743 kb08085743
  • 04-04-2017
  • Mathematics
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Someone help? Please

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Аноним Аноним
  • 04-04-2017
the measure of the small arc TB = 90 degrees
so m arc TCB = 360 - 90 = 270
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superheroking superheroking
  • 04-04-2017
218 because angles in a circle add up to 360???

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