Triangle ABC is shown below.
Given: ABC
Prove: All three angles of ABC add up to 180°.
The flow chart with missing reason proves the measures of the interior angles of ABC total 180°.
Which reason can be used to fill in the numbered blank space?
Answer
Alternate Exterior Angles Theorem
Alternate Interior Angles Theorem
Corresponding Angles Postulate
Same-Side Interior Angles

Question

Triangle ABC is shown below.
Given: ABC
Prove: All three angles of ABC add up to 180°.
The flow chart with missing reason proves the measures of the interior angles of  ABC total 180°.
Which reason can be used to fill in the numbered blank space?
Answer
		Alternate Exterior Angles Theorem
		Alternate Interior Angles Theorem
		Corresponding Angles Postulate
		Same-Side Interior Angles

anonymous · Answer

attachment

anonymous · Answer

Any idea what the answer to this was?