How do you find a vector parallel to the line of intersection of two planes?

How do you find a vector parallel to the line of intersection of two planes?

The cleanest way to do this uses the vector product: if n1 and n2 are the normals to the planes, then the line of intersection is parallel to n1×n2. So the line of intersection is parallel to n1×n2=(−2,1,5). Let z=t. Then we have that 2x−y=1−t and 3x+y=2−t.

Is the intersection of two planes always a line?

Always The intersection of two planes is a line, and a line contains at least two points. Sometimes They might have only that single point in common.

How do you find the intersection of two 3d lines?

Remember. Once you found λ and μ then make sure you that x-coordinates, y-coordinates, and z-coordinates of both lines are equal. If they are all equal then you have at least one intersection. If at least one of the coordinates be it x, y or z are different between the two lines then they have no intersection.

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What is the intersection of a line?

When two or more lines cross each other in a plane, they are called intersecting lines. The intersecting lines share a common point, which exists on all the intersecting lines, and is called the point of intersection. Here, lines P and Q intersect at point O, which is the point of intersection.

What is the vector equation for the intersection of two planes?

The intersection of two planes is always a line. If two planes intersect each other, the intersection will always be a line. The vector equation for the line of intersection is given by. r = r 0 + t v r=r_0+tv r = r ​ 0 ​ ​ + t v. where r 0 r_0 r ​ 0 ​ ​ is a point on the line and v v v is the vector result of the cross product

How do you find the intersection of two planes in parametric?

Parametric equations for the intersection of planes. The intersection of two planes is always a line. If two planes intersect each other, the intersection will always be a line. The vector equation for the line of intersection is given by. r = r 0 + t v r=r_0+tv r = r ​ 0 ​ ​ + t v.

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How to find a vector parallel to a line of intersection?

Simply you find a point, where the line of intersection intersects with one of the planes $xy,yz,xz$ (it must with at least one of them). That you can do by setting one of the variables to 0 and solving it. Then you find vector parallel to the line.

What happens when two planes intersect with each other?

If two planes intersect each other, the intersection will always be a line. where r 0 r_0 r ​ 0 ​ ​ is a point on the line and v v v is the vector result of the cross product of the normal vectors of the two planes.