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Murrr4er [49]
2 years ago
12

Help please help please help please asap. ​

Mathematics
1 answer:
Natasha2012 [34]2 years ago
4 0

Answer:

∠ CEF = x + y

Step-by-step explanation:

The exterior angle of a triangle is equal to the sum of the 2 opposite interior angles.

∠ CEF is an exterior angle of the triangle , then

∠ CEF = x + y

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Step-by-step explanation:

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