** “Trust because you are willing to accept the risk, not because it’s safe or certain.” **

# Lecture - 5 Chapter 10 Straight Lines

Minimum information required to form any equation

Point Slope form of Equation of a straight line In Exercises 1 to 8, find the equation of the line which satisfy the given conditions:

NCERT EXERCISE 10.2 |

**Question 2. **Passing through the point (– 4, 3) with slope \frac{1}{2} .

**Question 3. **Passing through (0, 0) with slope *m*.

**Question 1. **(Equation of *x*-axis and *y*-axis) Write the equations for the *x*-and *y*-axes.

**Question 4. **Passing through (2,2 \sqrt{3}) and inclined with the *x*-axis at an angle of 75^{0}.

**Question 5. **Intersecting the *x*-axis at a distance of 3 units to the left of origin with slope –2.

**Question 6. **Intersecting the *y*-axis at a distance of 2 units above the origin and making an angle of 30 with positive direction of the *x*-axis.

**Question 7. **Passing through the points (–1, 1) and (2, – 4).

**Question 8. **Perpendicular distance from the origin is 5 units and the angle made by the perpendicular with the positive *x*-axis is 30.