Geometryeasy · Past Paper
Area of triangle with vertices (x1, y1), (x2, y2), and (x3, y3) is 0 if:
AThe points are collinear
BThe points form a right triangle
CThe points are at origin
DTwo points are same
✓ Correct Answer: A — The points are collinear
If points are collinear, they lie on the same line and cannot form a triangle.
Share this question
More from Geometry
- If two interior angles on the same side of a transversal intersecting two parallel lines are in the ratio 4:5, find the larger angle.
- If a chord of length 8 cm is at a distance of 3 cm from the center, what is the radius?
- If a rectangle is inscribed in a circle, its diagonal is always the:
- If the slope of line L1 is 1/2, then the slope of a line L2 perpendicular to L1 is:
- If an angle is double its supplement and half its reflex angle, what is the angle?