Class XI Mathematics

Chapter 9: Straight Lines

Standard NCERT & CBSE aligned study curriculum. Master concepts, track accuracy, revise weak areas, and challenge yourself with 9 customized practice modes.

Print-Ready Math Worksheet

Generate and print a beautiful chapter worksheet complete with key equations, problems, and dedicated writing spaces.

Worksheet Details:

  • Title: Class XI Math: Straight Lines Printable Sheet
  • Format: Print Optimized CSS stylesheet
  • Sections: Formulas checklist, 5 assessment questions, worked keys

NexPro Education Worksheet

Class XI Mathematics: Straight Lines

Name: ______________________Date: __________________Score: ______ / 5

Section I: Key Formulas

Slope Intercept Form
y = mx + c
Distance from Point to Line
d = \frac{|Ax_0 + By_0 + C|}{\sqrt{A^2 + B^2}}
Perpendicular Slopes relation
m_1 m_2 = -1

Section II: Answer the Questions

1. If L, M, N be the feet of the perpendicular segments drawn from a point P(3, 4, 6) on the XY, XZ, YZ planes respectively. What are the coordinates of L, M and N?

[ ] A. L[ ] B. L[ ] C. L[ ] D. L

2. The value of y will be, so that the line through (3, y ) and (2, 7) is parallel to the line through (-1, 4) and (0, 6).

[ ] A. 7[ ] B. 8[ ] C. 9[ ] D. 10

3. [Worksheet Question 1] Apply the formula Slope Intercept Form to solve for coefficient constants. What is the value?

[ ] A. Constant value[ ] B. Dependent variable[ ] C. Zero[ ] D. Undefined

4. [Worksheet Question 2] Apply the formula Slope Intercept Form to solve for coefficient constants. What is the value?

[ ] A. Constant value[ ] B. Dependent variable[ ] C. Zero[ ] D. Undefined

5. [Worksheet Question 3] Apply the formula Slope Intercept Form to solve for coefficient constants. What is the value?

[ ] A. Constant value[ ] B. Dependent variable[ ] C. Zero[ ] D. Undefined