Home › CBSE Class 11 › Mathematics › Coordinate Geometry › If two lines have the same slope, the lines must…
If two lines have the same slope, the lines must be:
AParallel
BCrossing
CVertical
DCurved
Answer & Solution
Correct answer: A. Parallel
1. Equal slopes mean equal tangents of the inclinations.
2. Between zero and one eighty degrees that forces equal angles.
3. So the lines are parallel.
_Source: NCERT Class 11 Mathematics, Chapter 10, Straight Lines._
Related questions
The points (1, 5), (2, 3) and (minus 2, minus 11) are examined to check whether they are:If three points give an area of zero, what does that show?When the area formula gives a negative value for a triangle, you should:The area of the triangle with vertices (5, 2), (4, 7) and (7, minus 4) is:The area of the triangle with vertices (1, minus 1), (minus 4, 6) and (minus 3, minus 5) iBecause of that, the midpoint of the join of two points is found by:A midpoint divides a line segment in which ratio?The point dividing the join of (4, minus 3) and (8, 5) in the ratio 3 to 1 is: