Straight Line Question 194
Question: Let ABC be a triangle. Let A be the point $ ( 1,2 ).y=x $ is the perpendicular bisector of AB and $ x-2y+1=0 $ is the angle bisector of $ \angle C $ . If equation of BC is given by $ ax+by-5=0 $ , then find the value of $ a+b. $
Solution:
Answer: 2.00