Question

Only the math gods can write this 50 PT proof!

Answer 1

because the 1st corner and the 2nd corner is places in a straight line which the total angle is 180° so since the 1st corner has same angle as the 13th one the 14th is must be have same angle as the 2nd corner. so that the 1st corner + the 14th corner is equal as 180°

Explanation:

IM thinking like the other guy and i agree with him

Answer 2

because the 1st corner and the 2nd corner is places in a straight line which the total agle is 180° so since the 1st corner has same angle as the 13th one the 14th is must be have same angle as the 2nd corner. so that the 1st corner + the 14th corner is equal as 180°