Mathematics, 16.10.2019 21:30, missmychiefrkt0

Alex is writing statements to prove that the sum of the measures of interior angles of triangle pqr is equal to 180°. line m is parallel to line n.

line n is parallel to line m. triangle pqr has vertex p on line n and vertices q and r on line m. angle qpr is 80 degrees. segme

which is a true statement he could write? (6 points)

angle prq measures 40°.

angle pqr measures 60°.

angle prq measures 80°.

angle pqr measures 40°.

for anyone who needs the answer i just did it and its number 4; angle pqr measures 40°.

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Alex is writing statements to prove that the sum of the measures of interior angles of triangle pqr...