A ray will have ______ but will go on infinitely in the other direction.
A ray will have one end point but will go on infinitely in the other direction.
A ray extends infinitely in ___ direction(s).
Two rays from a common end point A go in opposite directions. What will you call the whole figure and why?
Statement 1: Two rays originating from two different points will trace a line if they head towards each other.
Statement 2: Two rays originating from a single point will trace a line if they travel in opposite directions.
Which of the following is true about multiplication of a vector by a scalar.
1) Scalar multiplication by a positive number other than 1 changes its magnitude but not direction.
2) Scalar multiplication always lead to change in magnitude and direction.
3) Scalar multiplication by -1 will not change the magnitude of the vector but will change its direction.
4) Scalar multiplication by a negative number other than -1 will reverse its direction and change its magnitude as well.