ghost95
ghost95 ghost95
  • 25-10-2019
  • Mathematics
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Which angle is an exterior angle of triangle ABC?

Which angle is an exterior angle of triangle ABC class=

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mathstudent55
mathstudent55 mathstudent55
  • 25-10-2019

Answer:

Angles 1, 3, 6, 8, 9, and 11 are exterior angles of triangle ABC.

Step-by-step explanation:

Angles BAC, ABC, and ACB are interior angles of triangle ABC.

Angles 1, 3, 6, 8, 9, and 11 are exterior angles of triangle ABC.

Angles 2, 7 and 12 are neither interior nor exterior angles of triangle ABC.

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