The number of straight lines joining 8 points on a circle is______.
8
16
24
28
All 8 points on the circle means these points are not collinear.
Number of straight lines can be drawn from 8 non collinear points = 8C2 = 28
The number of straight lines joining 8 points on a circle is
A straight line joining any two points on the circumference of a circle is called a ___.