Seudónimo Seudónimo
  • 25-02-2017
  • Mathematics
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can someone help me ! thx!!

can someone help me thx class=

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FunGhoul
FunGhoul FunGhoul
  • 25-02-2017
It should be 100 because it has to add up to 180 and 50+30=80 so the third angle must be 100
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