Vector sum
The magnitude of the vector u is 2 and the magnitude of the vector v is 11. The angle between vectors is 64°. What is the magnitude of the vector u + v?
Correct answer:
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Our vector sum calculator can add two vectors given by their magnitudes and by included angle.
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Cosine rule uses trigonometric SAS triangle calculator.
See also our trigonometric triangle calculator.
Try conversion angle units angle degrees, minutes, seconds, radians, grads.
The Pythagorean theorem is the base for the right triangle calculator.
Cosine rule uses trigonometric SAS triangle calculator.
See also our trigonometric triangle calculator.
Try conversion angle units angle degrees, minutes, seconds, radians, grads.
You need to know the following knowledge to solve this word math problem:
- geometry
- analytic geometry
- vector
- arithmetic
- square root
- planimetrics
- Pythagorean theorem
- triangle
- The Law of Cosines
- goniometry and trigonometry
- cosine
Units of physical quantities:
Grade of the word problem:
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