∠AOC=∠COB=90° (OC⊥AB)
∠AOD=∠AOC-∠COD
∠AOD=∠COD+24°
∠COD+24°+∠COD=∠AOC
2∠COD+24°=90°
2∠COD=66°
∠COD=33°
∠AOD=90°-33°=57°
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
∠AOC=∠COB=90° (OC⊥AB)
∠AOD=∠AOC-∠COD
∠AOD=∠COD+24°
∠COD+24°+∠COD=∠AOC
2∠COD+24°=90°
2∠COD=66°
∠COD=33°
∠AOD=90°-33°=57°