Posted by **Tony** on Monday, March 11, 2013 at 2:01pm.

ABC is a triangle with area equal to 20 . The incircle of triangle ABC has radius equal to 2 and the circumcircle of triangle ABC has radius equal to 6 . If sinA+sinB+sinC=a/b , where a and b are coprime positive integers, what is the value of a+b ?

## Answer This Question

## Related Questions

- geometry!!!!!! - ABC is an isosceles triangle with AB = BC. The circumcircle of ...
- geometry - 1. Triangle ABC has a 63.0-degree angle at B, and side AC is 13.6 cm ...
- geomery - 1. Triangle ABC has a 63.0-degree angle at B, and side AC is 13.6 cm ...
- maths - Choose three options which are true: a) an angle of 150 degrees is ...
- Geometry - Let ABC be any triangle. Equilateral triangles BCX, ACY, and BAZ are ...
- math - if you have the triangle ABC with the points A(47,100) B(-1273,203) and C...
- math - if you have the triangle ABC with the points A(47,100) B(-1273,203) and C...
- math - Let P and Q be the points on the sides AB and BC of a triangle ABC ...
- Maths - Triangle ABC has area equal to (90 X spuare root 3)/4 and perimeter ...
- geometry - i am lost on this one TAKE Three points K,L,M on sides BC,CA,AB of ...

More Related Questions