Table of Contents

- 1 What are three or more points on a line called?
- 2 When three or more points lie on the same straight line?
- 3 What will be the opposite of 3 km south?
- 4 What are points which do not lie on the same line?
- 5 What does it mean when three objects are in a line?
- 6 What does it mean when three points form a triangle?

## What are three or more points on a line called?

collinear points

Three or more points that lie on the same line are collinear points . Example : The points A , B and C lie on the line m . They are collinear.

## When three or more points lie on the same straight line?

Three or more points are said to be collinear if they all lie on the same straight line. If A, B and C are collinear then. If you want to show that three points are collinear, choose two line segments, for example.

**How do you check if three points are on the same line?**

Three points are collinear if the value of the area of the triangle formed by the three points is zero. Substitute the coordinates of the given three points in the area of triangle formula. If the result for the area of the triangle is zero, then the given points are said to be collinear.

### What will be the opposite of 3 km south?

Answer: Option (b) 3km north is ur answer. Step-by-step explanation: Opposite of South direction is north direction.

### What are points which do not lie on the same line?

Non-Collinear Points: The points which do not lie on the same line are called non-collinear points. What are Collinear points in Maths? From the above definition, it is clear that the points which lie on the same line are collinear points.

**When are three points on a straight line collinear?**

Collinear points are the set of three or more points that exist on the same straight line. Collinear points may exist on different planes but not on different lines. The property of points being collinear is known as collinearity. So any three points or more will only be collinear if they are in the same straight line.

#### What does it mean when three objects are in a line?

Collinear Meaning If we say, that three objects are placed in a line, that means the objects are collinear. In more astonishing observation, the term collinear has been used for straightened things, that means, something being “in a row” or “in a line”.

#### What does it mean when three points form a triangle?

As we can see, the slopes of all the pairs of points are equal. Therefore, the three points P, Q and R are collinear. If the area of triangle formed by three points is zero, then they are said to be collinear. It means that if three points are collinear, then they cannot form a triangle.