4 years ago

80 POINTTSSS!!!!!! SOMEONE HELPPPP!!!!

2 answers:

6 0

1) Given
2) their 2 non-common sides in 1 ray
3) definition of: supplemental angles
4) substitution
5) opposite angles are congruent (equal)
6) substitution
7) definition of supplementary angles

Sauron [17]4 years ago

3 0

Answer:

for 1 it is they are symmetrical s the angles will be the same no matter what

Step-by-step explanation:

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