AreYouAlright?
Actuarial Co-op 2006
- Joined
- Sep 16, 2004
- Messages
- 133
- Gender
- Male
- HSC
- 2005
Could someone please help me with this probability question and expain how you get it.
Twelve points are arranged in order around a circle
a) How many triangles can be drawn with these points as verticies? ( I can do this
)
b) How many pairs of such triangles can be drawn if the vertices of the two triangles are distinct? (I can do this too
)
c) In how many such pairs will the triangles i) Not overlap ii) Overlap????
Help please
Twelve points are arranged in order around a circle
a) How many triangles can be drawn with these points as verticies? ( I can do this
b) How many pairs of such triangles can be drawn if the vertices of the two triangles are distinct? (I can do this too
c) In how many such pairs will the triangles i) Not overlap ii) Overlap????
Help please