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2 votes
Given: StartFraction A D Over D C EndFraction = StartFraction B E Over E C EndFraction

Prove: Line segment A B is parallel to line D E
Triangle A C B is cut by line D E. Line D E goes through sides A C and B C. Angle A B C is 1, angle D E C is 2, and angle D C E is 3.
Complete the steps of the proof.
♣:
♦:

2 Answers

1 vote

Answer:

♣: SAS similarity theorem

♦:definition of similar triangles

Explanation:

User NimmoNet
by
3.6k points
3 votes

Answer:

♣: SAS similarity theorem

♦:definition of similar triangles

Explanation:

User Dawei
by
4.4k points