# Circumscribed 81759

In triangle ABC, we know a = 4 cm, b = 6 cm, γ = 60°. Calculate the area and radius of the inscribed and circumscribed circle.

### Correct answer:

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

**arithmetic**- square root
**planimetrics**- Pythagorean theorem
- area of a shape
- triangle
- The Law of Cosines
- The Law of Sines
- Heron's formula
**basic functions**- percentages
**goniometry and trigonometry**- cosine

#### Units of physical quantities:

#### Grade of the word problem:

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