perplexus.info :: Shapes : The Triangle

The Triangle (Posted on 2002-06-03)

An equilateral triangle with one side 6cm is inscribed in a circle with its three vertices on the circumference. What is the diameter of the circle?

See The Solution Submitted by Dulanjana

Rating: 2.6923 (13 votes)

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re: re: Trigonometry?

| Comment 4 of 20 |

(In reply to re: Trigonometry? by Half-Mad)

I suspect it's 5.19 cm diameter, but I could be wrong. I just played around with sine and cosine until I found something that looked about right.

Posted by Half-Mad on 2002-06-03 19:25:33

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