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Radius missing (Posted on 2018-03-07) Difficulty: 3 of 5
This right-angled triangle ABC has sides of lengths:
AC=12cm, BC=5cm and AB=13cm.
1. The diameter CD of the semicircle lies on the 12cm side.
2. The AB side is a tangent to the circle.

What is the radius R of the semi circle?

See The Solution Submitted by Ady TZIDON    
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  Subject Author Date
SolutionSimple solutionJer2018-03-07 09:09:39
Some Thoughtspossible solutionbroll2018-03-07 08:53:29
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