Course

ConceptAngle Between Two Lines

#### My Profile

My Profile [view full profile]

why create a profile on shaalaa.com?

1. Inform you about time table of exam.

2. Inform you about new question papers.

3. New video tutorials information.

1. Inform you about time table of exam.

2. Inform you about new question papers.

3. New video tutorials information.

clickto share

#### Question

Find the acute angle between the lines whose direction ratios are 5, 12, -13 and 3, - 4, 5.

#### Solution

You need to to view the solution

Is there an error in this question or solution?

#### Question appears in these question papers

#### Similar questions

If the angle between the lines represented by ax^{2} + 2hxy + by^{2} = 0 is equal to the angle between the lines 2x^{2} - 5xy + 3y^{2} =0,

then show that 100(h^{2} - ab) = (a + b)^{2}