Question

1 point
1.
The angle made by the line joining the points (1, 0) and (-2, 3) with x axis is -​

Answer 1

Explanation:

Angle made by the line joining the points

(2

1/1

,0

1/1

)and(−2

1/2

,2

3

1/2

) with x axis.

Slope of line

m=

Δx

Δy

=

x

2

−x

1

y

2

−y

1

=

−4−2

2

3

−0

=

−63

2

3

=

−

3

×

3

3

=

3

−1

m=tanθ

tanθ=

3

−1

θ=−tan

−1

3

1

=150

∘

.