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In 4 ABC , AB = AC . Bis (3 ; 6) and C is (7 ; 12). G is the centroid of 4 ABC . G moves on a line x- y = 1. Find coordinates of G

 


 




In

 


4ABC, AB = AC. Bis  (3; 6) and C is (7; 12). G

is the

centroid of



 


4ABC. G moves on a line x-y

= 1. Find coordinates

of



 


G



Grade:10

1 Answers

Badiuddin askIITians.ismu Expert
148 Points
13 years ago

Dear ajinkya

G lies on x-y=1

let co ordinate of G is (h,h-1)

since AB =Ac

co distance og G from B and C will be same

BG = CG

(h-3)2 +(h-1-6)2 = (h-7)2 + (h-1-12)2

h=8

so G (8,7)

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