# Length of the chord

Calculate the length of the chord in a circle with a radius of 25 cm with a central angle of 26°.

### Correct answer:

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

**geometry**- inscribed angle theorem
**planimetrics**- Pythagorean theorem
- circle
- triangle
- chord
**goniometry and trigonometry**- sine
- cosine

#### Units of physical quantities:

#### Grade of the word problem:

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