perplexus.info :: Geometry : Isosceles Triangle

Isosceles Triangle (Posted on 2007-11-21)

The perimeter of an isosceles triangle ABC with CA = CB, is 420. Find the area of this triangle if D is a point on the base of the triangle such that CD and CA are integers, and AD and DB are primes.

See The Solution Submitted by Dennis

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Puzzle Thoughts

Comment 4 of 4 |

The required area of the triangle is 1764*sqrt(5).

Posted by K Sengupta on 2024-06-21 13:17:25

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