melanieadelida melanieadelida
  • 29-04-2019
  • Mathematics
contestada

If two angles of a triangle have measures of 42° and 20°, what is the measure of the third angle?

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shaeby13
shaeby13 shaeby13
  • 29-04-2019

The other angle would be 118°

The three angles of a triangle must add up to 180°.

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