# Equilateral 80851

Kornelia cut off the colored part from the equilateral triangle. The shortest side of the colored triangle is 1/3 the length of the side of the original triangle. Calculate what part of the triangle she cut off.

## Correct answer:

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Calculation of an equilateral triangle.

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Check out our ratio calculator.

Calculation of an equilateral triangle.

See also our trigonometric triangle calculator.

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