Flag Analytical Geometry> the straight lines x+y=0, 3x+y-4=0 and x+...
question mark

the straight lines x+y=0, 3x+y-4=0 and x+3y-4=0 which is
  1. isosless
  2. equilateral
  3. right angle
  4. none

Rishab , 10 Years ago
Grade 11
anser 1 Answers
Sunil Raikwar

Last Activity: 10 Years ago

Since none of the lines are perpendicular therefore it is not a right angled triangle.
now find the intersection points of x+y=0, 3x+y-4=0, x+3y-4=0, we get
(2,-2),(-2,2) & (1,1)
let A(2,-2) B(-2,2), C(1,1)
By distance formula we get AC=AB but not equal to AB therefore it is a isoscels triangle.

star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments