The sides of a triangle have slopes 0, 3 and - 3. The triangle is:

  1. isosceles with a 120^circ angle
  2. equilateral
  3. right-angled
  4. scalene
Answer

B) equilateral

The sloping sides make 60^circ with the base and with each other, so every angle is 60^circ. SLO M-09-B-12 · Knowledge

Mathematics MCQ · More Angle Between Lines MCQs · Practise