**Q3: **

What is the radius of circle ?

**Q4: **

Given that , , and , find the length of .

**Q5: **

Given that , , and , find the length of .

**Q6: **

If , , and , find the lengths of and .

- A ,
- B ,
- C ,
- D ,

**Q7: **

If , , and , find the lengths of and .

- A ,
- B ,
- C ,
- D ,
- E ,

**Q8: **

Given that , , , and , do the points , , , and lie on a circle?

- Ayes
- Bno

**Q9: **

Given that , , , and , do the points , , , and lie on a circle?

- Ano
- Byes

**Q10: **

Points , , and , , are collinear. Suppose that , , , and . Do points , , , and lie on a circle?

- Ano
- Byes

**Q11: **

Points , , and , , are collinear. Suppose that , , , and . Do points , , , and lie on a circle?

- Ano
- Byes