1103077102 | math4u.vsb.cz

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1103077102

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1

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Easy:

1

Derive the formula for calculating the perimeter of an equilateral triangle circumscribed about a circle of radius

r

.

6 \sqrt{3} r

2 \sqrt{3} r

\frac{2 r}{\sqrt{3}}

\frac{6 r}{\sqrt{3}}