No, Seriously, What's The Radius?

Geometry Level 1

An equilateral triangle is inscribed in a circle. Which of these shapes has a larger perimeter? The triangle, or the circle?

The circle They have the same perimeter The triangle

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1 solution

Ahmad Saad
Aug 3, 2016

There's a simpler solution.

Hint : Draw a regular hexagon inside the circle.

Pi Han Goh - 4 years, 10 months ago

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