Question

The intersection of three lines $x-y=0,$ $x+2y=3$ and $2x+y=6$ is a :

• A. Equilateral triangle
• B. Right angled triangle
• C. Isosceles triangle
• D. None of the above

Answer 1

The correct option is C Isosceles triangle


$AB=AC=\sqrt{5}$ and $BC=\sqrt{2}$
Hence, the triangle is isosceles.