# How To Find The Matrix Of An Orthogonal Projection Onto A Plane

**3 Your answer is P P u iuT i.**

**How to find the matrix of an orthogonal projection onto a plane**.
Compute the normal.
Let V be the plane with equation x 1 4 x 2 2 x 3 0 in R 3.
Call a point in the plane P.

A 1 1 1 0 and a 2 1 0 1 So then. Projection onto a subspace. Of 2 is that the orthogonal projection p of v onto S is independent of the choice of orthogonal basis for S.

One way to find the orthogonal component q P is to find an orthogonal basis for P use these vectors to project the vector q onto P and then form the difference q proj P q to obtain q P. The direction vector of the line AA is s N 3 i - 2 j k so the parametric equation of the line which is perpendicular to the plane and passes through the given point A. This calculation assumes that n is a unit vector.

Find the orthogonal projection of the point A 5 - 6 3 onto the plane 3 x - 2 y z - 2 0. However if youre asking how we can find the projection of a vector in R4 onto the plane spanned by the i and j basis vectors then all you need to do is take the x y z w form of the vector and change it to x y 0 0. Then the projection of C is given by translating C against the normal direction by an amount dot C-Pn.

Answered Jan 20 12 at 1555. P AAtA1At P A A t A 1 A t. If we view the vector v1 as an n 1 matrix and the scalar v1 x as a 1 1 we can write projLx v1v1 x v1 v1 Tx Mx where M.

We have two arbitrary points in space p₁ q₁ r₁ and p₂ q₂ r₂ and an arbitrary plane axbyczd. We want to ﬁnd xˆ. Finding standard matrix of orthogonal projection onto a plane.