# 3d vector component

The vector u = (3.9, u3) and the length of the vector u is 12. What is is u3?

### Correct answer:

Tips to related online calculators

Line slope calculator is helpful for basic calculations in analytic geometry. The coordinates of two points in the plane calculate slope, normal and parametric line equation(s), slope, directional angle, direction vector, the length of the segment, intersections of the coordinate axes, etc.

Looking for help with calculating roots of a quadratic equation?

Our vector sum calculator can add two vectors given by their magnitudes and by included angle.

Pythagorean theorem is the base for the right triangle calculator.

See also our trigonometric triangle calculator.

Looking for help with calculating roots of a quadratic equation?

Our vector sum calculator can add two vectors given by their magnitudes and by included angle.

Pythagorean theorem is the base for the right triangle calculator.

See also our trigonometric triangle calculator.

#### You need to know the following knowledge to solve this word math problem:

## Related math problems and questions:

- Square

Points A[9,9] and B[-4,1] are adjacent vertices of the square ABCD. Calculate the area of the square ABCD. - Three points

Three points A (-3;-5) B (9;-10) and C (2;k) . AB=AC What is the value of k? - Vector

Calculate the length of the vector v&; 8407; = (9.75, 6.75, -6.5, -3.75, 2). - Calculate 6

Calculate the distance of a point A[0, 2] from a line passing through points B[9, 5] and C[1, -1]. - Unit vector 2D

Find coordinates of unit vector to vector AB if A[-6; 8], B[-18; 10]. - Right triangle - leg

Calculate to the nearest tenth cm leg length in the right-angled triangle with hypotenuse length 9 cm and 7 cm long leg. - Determine 3586

Determine the size of the vectors u = (2,4) and v = (-3,3) - On a line

On a line p : 3 x - 4 y - 3 = 0, determine the point C equidistant from points A[4, 4] and B[7, 1]. - Parametrically 6400

Find the angle of the line, which is determined parametrically x = 5 + t y = 1 + 3t z = -2t t belongs to R and the plane, which is determined by the general equation 2x-y + 3z-4 = 0. - Distance problem 2

A=(x,2x) B=(2x,1) Distance AB=√2, find value of x - Find parameters

Find parameters of the circle in the plane - coordinates of center and radius: x^{2}+(y-3)^{2}=14 - Angle of the body diagonals

Using vector dot product calculate the angle of the body diagonals of the cube. - Medians and sides

Triangle ABC in the plane Oxy; are the coordinates of the points: A = 2.7 B = -4.3 C-6-1 Try to calculate the lengths of all medians and all sides. - Suppose

Suppose you know that the length of a line segment is 15, x2=6, y2=14 and x1= -3. Find the possible value of y1. Is there more than one possible answer? Why or why not? - Vectors abs sum diff

The vectors a = (4,2), b = (- 2,1) are given. Calculate: a) |a+b|, b) |a|+|b|, c) |a-b|, d) |a|-|b|. - Displacement 55871

Assemble the two offsets d1 and d2 shown by OA and OB oriented lines. The coordinates of the points are O = (0m, 0m), A = (3m, 3m), B = (5m, 2m). Measure the magnitude of the resulting displacement d. - Add vector

Given that P = (5, 8) and Q = (6, 9), find the component form and magnitude of vector PQ.