Download the app

Questions  

If the equations of the perpendicular bisectors of the sides AB and AC of a ΔABCarexy+5=0andx+2y=0respectively and if A is (1, -2) then the equation of the perpendicular bisector of the side BC is

Remember concepts with our Masterclasses.

80k Users
60 mins Expert Faculty Ask Questions
a
3x+3y+5=0
b
9x23y+40=0
c
6x+15y=5
d
23x14y+100=0

Ready to Test Your Skills?

Check Your Performance Today with our Free Mock Tests used by Toppers!

detailed solution

Correct option is D

Ifxy+5=0isrbisectorofABthenBisImageofA(1,2)=(x1,  y1)h11=k+21=2(1+2+5)1+1h11=k+21=8B(h  k)=(7,  6)Ifx+2y=0isrbisectorofACthencisImageofA(1,2)h11=k+22=2(14)1+4h11=k+22=65

h=65+1115,k=1252,25C(h  k)=(115,  25)slopeofBC¯=256115+7=2846=1423MidpointofBC=(11572,  25+62)(125,  165)EquationofrbisectorofBC¯isy165=2314(x+125)5y16=2314(5x+12)70y224=115x+276115x70y+500=0

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?

ctaimg

Create Your Own Test
Your Topic, Your Difficulty, Your Pace


test your sad image
knowledge
rocket icon 5 Questionscheck how much you know about a topic
clock icon 5 minsstand a chance to win up-to 100% scholarships
child image


phone icon
whats app icon