Given the circle, answer number 6-10.
6. Which of the following is a diameter?
A. DG
B. CD
C. EF
D. DE

7. What angle has the same measure as DCF?
A. DCF
B. DEF
C. DAE
D. EDG

8. Which of the following is a central angle?
A.CAE
B.DCF
C.DEA
D.FEA

9. What kind of angle is DCF?
A. CENTRAL ANGLE
B. ACUTE ANGLE
C. INSCRIBED ANGLE
D. RIGHT ANGLE

10. What is the center of the circle?
A. POINT A
B. POINT B
C. POINT C
D. POINT D​