## anonymous 4 years ago In the figure, circle O has radius 6 units. Chord CD has length 8 units and is parallel to segment KB. If KA = 12 units and points K, A, O and B are collinear, what is the area of triangle KDC? Express your answer in simplest radical form.

1. anonymous

2. anonymous

math counts?

3. anonymous

Yup

4. anonymous

It says$8\sqrt5$

5. anonymous

i know why because i thought the radius is 8.

6. anonymous

|dw:1326568706650:dw|

7. anonymous

ok

8. anonymous

CD = 8 8 * 2 sqrt(5) / 2 = 8 sqrt(5)

9. anonymous

THX :)

10. anonymous

np