SOLUTION: write a paragraph proof of Theorem 3.3. Given: l parallel to m, m parallel to n Prove: <1~= <12

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Question 522357: write a paragraph proof of Theorem 3.3.
Given: l parallel to m, m parallel to n
Prove: <1~= <12
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Where are lines l, m, n, and angles 1 and 12? What is theorem 3.3?