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Mathematics Dictionary
Dr. K. G. Shih
Figure 303

Question
  • O is ortho-center and D is circum-center as shown in Figure 303
  • Prove that OC : DP = 2 : 1
Reference (1) : Coordinate Geometry Reference (2) : Geometry
  • Geometry GE 16 06 : Ortho-center and circum-center
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