# Let the orthocentre and centroid of a triangle be A(–3, 5) and B(3, 3) respectively.

Question:

Let the orthocentre and centroid of a triangle be A(–3, 5) and B(3, 3) respectively. If C is the circumcentre of this triangle, then the radius of the circle having line segment AC as diameter, is:

1. $2 \sqrt{10}$

2. $3 \sqrt{\frac{5}{2}}$

3. $\frac{3 \sqrt{5}}{2}$

4. $\sqrt{10}$

Correct Option: , 2

Solution: