# ET inscribed circle

An equilateral triangle has been inscribed in a circle with a radius of 4 cm . Find the area of the shaded region.

## Correct answer:

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

Calculation of an equilateral triangle.

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

Calculation of an equilateral triangle.

See also our trigonometric triangle calculator.

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