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DaniilM [7]
2 years ago
6

Need help with 3&4 pls

Mathematics
1 answer:
expeople1 [14]2 years ago
7 0
3a- 10° 3b- 55°
4a- 135° 4b- 45°

Complementary angles add up to 90°
Supplementary angles add up to 180°
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