Straight Lines Class 11 Formulas & Notes
Chapter 10 Straight Lines
NCERT notes for Grade 11 Math Chapter 10 Straight lines require logical reasoning and analytical skills. Long formula lists, an extensive curriculum, and the need for high grades make math one of the most feared subjects by students. With NCERT notes for Grade 11 Math Chapter 10, you can improve your ability to memorize formulas and master topics as you prepare for your Grade 11 exam.
Class 11 Mathematics Chapter 10 covers angles between two lines, collinearity of three points, various forms of line equations, horizontal and vertical lines, and point-slope shapes. Vidyakul provides a set of over 80 exercises covering all subtopics of the straight chapter. Students must practice the text questions provided by Vidyakul in order to score well on the exam. Scroll down to access the FREE NCERT notes for CBSE Class 11 Math Chapter 10.
MATHEMATICS NOTES CHAPTER-10
Points to Remember
Some of the very important points to be remembered from NCERT Class 11 Maths Chapter 10 can be noted down from below:
Condition for Parallel and Perpendicular Lines: (i) Two lines are parallel if and only if their slopes are equal.
(ii) Two lines are perpendicular if and only if the product of their slopes is −1
Collinearity of three points: Three points, P, Q and R, are collinear if and only if the Slope of PQ = Slope of QR
Slope of a horizontal line is zero, and the slope of a vertical line is undefined.
Two lines are parallel if and only if their slopes are equal.
Definition of a Straight line: Every first-degree equation in x, y represents a straight line.
Topics and Sub-topics
"Straight lines" is one of the most important math topics for 11th graders. Students can view concept videos provided by Vidyakul for problem solving. When students start solving problems, it becomes easier to understand the right approach to problem solving.
Vidyakul provides answers to all math questions in Grade 11 Chapter 10, Straight lines, based on the latest curriculum. Students must complete all Vidyakul questions to succeed on the exam. With the NCERTnotes, students get free access to NCERT 3D videos, NCERT examples, and more.
We have mentioned the list of topics involved in Class 11 Maths Chapter 10 below:
Condition for Parallel and Perpendicular Lines: (i) Two lines are parallel if and only if their slopes are equal.
(ii) Two lines are perpendicular if and only if the product of their slopes is −1
Collinearity of three points: Three points, P, Q and R, are collinear if and only if the Slope of PQ = Slope of QR
Slope of a horizontal line is zero, and the slope of a vertical line is undefined.
Two lines are parallel if and only if their slopes are equal.
Definition of a Straight line: Every first-degree equation in x, y represents a straight line.
Learn more about the same in Straight Lines Class 11 Formulas & Notes pdf.
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