erikarainer79
erikarainer79 erikarainer79
  • 25-01-2021
  • Mathematics
contestada

If two of the angles in a triangle are 89° and 30°, how many degrees is the third angle?​

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caraphernaliaa
caraphernaliaa caraphernaliaa
  • 25-01-2021
Angles in a triangle add to 180.
Therefore the third angle is 180-89-30 = 61 degrees
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