SOLUTION: There is a 3 4 5 right triangle. There is also a circle inscribed in the triangle and you are able to draw tangent points. What is the radius of the circle?

Question 1119114: There is a 3 4 5 right triangle. There is also a circle inscribed in the triangle and you are able to draw tangent points. What is the radius of the circle?
Answer by ikleyn(52908) (Show Source): You can put this solution on YOUR website!
.

For ANY right angled triangle with the legs "a" and "b" and the hypotenuse "c", 


    where c = ,

    
the radius of the inscribed circle  r = .


So, in your case the radius of the inscribed circle is   = 1 unit.

See the lesson
- Solved problems on tangent lines released from a point outside a circle
in this site.

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