Lecture-12

Straight Lines Lecture 12
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Straight Lines Lecture 12
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00:00:40 NCERT Exercise 10.3 Question 14 (Method 1)

Find the coordinates of the foot of perpendicular from the point (–1, 3) to the line 3x – 4y – 16 = 0.

00:08:30 NCERT Exercise 10.3 Question 14 (Method 2)

00:15:10 NCERT Exercise 10.3 Question 15

The perpendicular from the origin to the line y = mx + c meets it at the point (–1, 2). Find the values of m and c.

00:20:20 NCERT Exercise 10.3 Question 16

00:32:50 NCERT Exercise 10.3 Question 17

In the triangle ABC with vertices A (2, 3), B (4, –1) and C (1, 2), find the equation and length of altitude from the vertex A

00:40:54 NCERT Exercise 10.3 Question 18

If p is the length of perpendicular from the origin to the line whose intercepts on the axes are a and b, then show that