Question

1.
The points (-4,9,6), (1,6,6) and (0,-7,10) are the vertices of a
1) right angled triangle
2) isosceles triangle
3) scalene triangle
4) equilateral triangle
1and (-1,4,-2) are collinear, then the​

Answer 1

Answer:

isosceles traiangle by using distance between two points