Vectors
posted by C .
In triangle OAB, OA = 3i + 4k and
OB = i + 2j  2k. Find OP, where P is the point where the bisector of Angle AOB intersects AB.
Answer is 7i/4 + 5j/4 + k/4
Don't use the matrix method as I haven't learnt it yet and please show working. Thx a lot.

Vectors 
Steve
This is discussed here:
http://math.stackexchange.com/questions/1408917/findingvectorformofananglebisectorinatriangle
Respond to this Question
Similar Questions

Math
Let AB and CD be two lines intersecting at point O. Let OP be the bisector of angle AOC, OT the bisector of angle POB, and OR the bisector of angle TOD. If angle POR = 25 degrees, find angle AOC and angle AOD. 
Math
Let AB and CD be two lines intersecting at point O. Let OP be the bisector of angle AOC, OT the bisector of angle POB, and OR the bisector of angle TOD. If angle POR = 25 degrees, find angle AOC and angle AOD. 
geometry
Point M is the midpoint of AC. Find its coordinates. (1 point)(b + c, d) (a + c, d) (2c + 2c, d) (2b + c, d) 2. Point N is the midpoint of BC. Find its coordinates. (1 point)(b + c, d) (a + c, d) (2a + c, d) What theorem do Exercises … 
Geometry
ray OB is the bisector of angle AOC and ray OC is the bisector of angle BOD. m<AOD =120 find m<AOB 
vector
The centroid of the triangle OAB is denoted by G. If O is the origin and OA=4i + 3j ,OB=6ij. Find OG in terms of the unit vectors, I and j. 
vectors( need answer asap)
The centroid of the triangle OAB is denoted by G. If O is the origin and OA=4i + 3j ,OB=6ij. Find OG in terms of the unit vectors, I and j. 
Math
Answer with Always, Sometimes or Never True. Kindly explain why so that I can understand. Thanks. 1. An interior angle and an exterior angle of a triangle are supplementary. 2. The bisector of an angle of an isosceles triangle is also … 
Math
Triangle ABC has a right angle at C. The bisector of an exterior angle at B intersects line AC at D. If AB=13 and BC=5, what is the length of segment BD? 
Math (please help!!)
Which of the statements about the picture below is true? 
Math  Vectors
Relative to an origin O, the position vectors of points A and B are given by OA = 3pi + 4j + p^2k, and OB = pi + 1j + p^2k Find the values of p for which angle AOB is 90° So here's my work so far: If angle = 90° then OA.OB = 0 …