Complex Triangle
Algebra
Level
pending
Circumcentre of triangle ABC is at origin.Let A be Z1 , B be Z2 and C be Z3. If perpendicular from A to BC intersect the circumference at Z4, then find the value of (Z1×Z4)+(Z2×Z3)+15
The answer is 15.
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1 solution
Z1,Z2,Z3,Z4 are all not specific,but this problem has a specific answer,so the answer must be 15.