What is the radius of the circum circle of the triangle whose sides are 5, 12 and 13 units respectively? Options.
A) 2 units
B) 12 units
C) 6.5 units
D) 6 units
E) 7.5 units
sides of triangle are 5,12,13   i.e triangle is right angled,hypotenuse=13   in case of a right angled triangle, the hypotenuse is the diameter of the circumcircle   so radius of the circum circle=13/2= 
<gadget id="calculator">13/2</gadget>
<output>13/2 = around 6.5</output>
6.5 units   ANSWER:6.5 units
<result>C</result>
What is the radius of the circum circle of the triangle whose sides are 5, 12 and 13 units respectively?