scoutbuffy8954
30.10.2020 •
Mathematics
Explaining is optional, but if you want to you can. It's an easy question but I don't really understand it.
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Ответ:
18
Step-by-step explanation:
I tried my best. Please don't report me. If this answer is wrong, someone plz correct me. Thanks.
Ответ:
2. If parallel lines are cut by a transversal, then corresponding angles are congruent.
3. Definition of congruency.
4. if parallel lines are cut by a transversal, then corresponding angles are congruent.
5. Linear pairs are supplementary.
6. Definition of supplementary.
7. Substitution
8. Definition of supplementary.
Sorry if these are wrong. I haven't done geometry in so long, but most of these are right. You might want to check number 4 and 2.