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Arada [10]
3 years ago
15

Really hard problem need help asap

Mathematics
1 answer:
blagie [28]3 years ago
7 0

Answer:

interior angle sum = (Number of sides x 180°) - 360°

interior angle sum = (6 x 180°) - 360° = 720°

∠CDE = (720° - 90° - 90°)/4 = 135°

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