# Angle between vectors

Find the angle between the given vectors to the nearest tenth degree.

**u**= (6, 22) and**v**= (10, -11)## Correct answer:

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The Pythagorean theorem is the base for the right triangle calculator.

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

**geometry**- analytic geometry
- vector
- scalar product
**planimetrics**- Pythagorean theorem
**goniometry and trigonometry**- cosine
- arccosine

### Units of physical quantities:

### Grade of the word problem:

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