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kodGreya [7K]
2 years ago
14

Help! ASAP!

Mathematics
1 answer:
Goshia [24]2 years ago
7 0

9514 1404 393

Answer:

  A- Cai are used an invalid reason to justify the congruence of a pair of sides or angles.

Step-by-step explanation:

In step 4, Cai referred to the angles as "alternate interior." In fact, they are "corresponding." The reason used to justify congruence of the angles was invalid.

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