Question

Find the Acute angle between the pair of lines 2x - y + 3 = 0 and x -3y + 7 = 0​

Answer 1

Step-by-step explanation:

Let the slope of the lines m

1

=2 and m

2

=

3

1

And

tanθ=∣

1+m

1

m

2

m

1

−m

2

∣

=

∣

∣

∣

∣

∣

∣

∣

∣

1+

3

1

.2

3

1

−2

∣

∣

∣

∣

∣

∣

∣

∣

=1

θ=45

∘

Answer 2

Answer:

Let the slope of the lines m 1=2

M2=1/3

θ=45 °