Class 11 Maths NCERT Solutions Chapter 10 Straight Lines is developed and witten by our expert teachers. Students can study our solutions of Chapter 10 Straight Lines class 11 Maths, 1. Reduce the following equations into slope - intercept form and find their slopes and the y - intercepts. (i) x + 7y = 0, (ii) 6x + 3y – 5 = 0, (iii) y = 0. , 2. Reduce the following equations into intercept form and find their intercepts on the axes. (i) 3x + 2y – 12 = 0, (ii) 4x – 3y = 6, (iii) 3y + 2 = 0., 3. Reduce the following equations into normal form. Find their perpendicular distances from the origin and angle between perpendicular and the positive x-axis. (i) x –3y + 8 = 0, (ii) y – 2 = 0, (iii) x – y = 4. , 4. Find the distance of the point (–1, 1) from the line 12(x + 6) = 5(y – 2)., 5. Find the points on the x-axis, whose distances from the line x/3 + y/4 =1 are 4 units., 6. Find the distance between parallel lines(i) 15x + 8y – 34 = 0 and 15x + 8y + 31 = 0 (ii) l (x + y) + p = 0 and l (x + y) – r = 0. , 7. Find equation of the line parallel to the line 3x- 4y + 2 = 0 and passing through the point (–2, 3)., 8. Find equation of the line perpendicular to the line x – 7y + 5 = 0 and having x intercept 3., 9. Find angles between the lines , 10. The line through the points (h, 3) and (4, 1) intersects the line 7x -9y -19 = 0 at right angle. Find the value of h. , 11. Prove that the line through the point (x 1 , y1 ) and parallel
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