# Vector sum

The magnitude of the vector

**u**is 12 and the magnitude of the vector**v**is 8. Angle between vectors is 61°. What is the magnitude of the vector**u + v**?**Result****Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this example are needed these knowledge from mathematics:

## Next similar examples:

- Add vector

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

Calculate u.v if |u| = 5, |v| = 2 and when angle between the vectors u, v is: a) 60° b) 45° c) 120° - Cuboids

Two separate cuboids with different orientation in space. Determine the angle between them, knowing the direction cosine matrix for each separate cuboid. u1=(0.62955056, 0.094432584, 0.77119944) u2=(0.14484653, 0.9208101, 0.36211633) - Bearing - navigation

A ship travels 84 km on a bearing of 17°, and then travels on a bearing of 107° for 135 km. Find the distance of the end of the trip from the starting point, to the nearest kilometer. - Vector - basic operations

There are given points A [-9; -2] B [2; 16] C [16; -2] and D [12; 18] a. Determine the coordinates of the vectors u=AB v=CD s=DB b. Calculate the sum of the vectors u + v c. Calculate difference of vectors u-v d. Determine the coordinates of the vector w. - Coordinates of vector

Determine the coordinate of a vector u=CD if C(19;-7) and D(-16;-5) - Vector

Determine coordinates of the vector u=CD if C[19;-7], D[-16,-5]. - Points collinear

Show that the point A(-1,3), B(3,2), C(11,0) are col-linear. - Line

Line p passing through A[-10, 6] and has direction vector v=(3, 2). Is point B[7, 30] on the line p? - 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 calculate lengths of all medians and all sides. - Side c

In △ABC a=2, b=4 and ∠C=100°. Calculate length of the side c. - Greatest angle

Calculate the greatest triangle angle with sides 197, 208, 299. - Scalene triangle

Solve the triangle: A = 50°, b = 13, c = 6 - Theorem prove

We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started? - Laws

From which law follows directly the validity of Pythagoras' theorem in the right triangle? ? - Center

Calculate the coordinates of the center of gravity T [x, y] of triangle ABC; A[11,4] B[13,-7] C[-17,-18]. - Quadratic equation

Find the roots of the quadratic equation: 3x^{2}-4x + (-4) = 0.