Answer:
Sample Answers: The first two angles are given, so Angle EGF measures 90 degrees and Angle DGC measures 42 degrees. Since angles EGF and EGC are supplementary, we have EGF + EGC = 180 90 + EGC = 180 EGC = 90 So angle EGC measures 90 degrees. Page 5. Angles for a Solution.
Explanation:
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