If chord CD is drawn, the measure of ∠ACD would be. how would you find the measure?

Question

directrix · Answer

Please post or draw the diagram. Thanks.

directrix · Answer

@jackfrost33

jackfrost33 · Answer

https://acvirtual.owschools.com/media/g_geo_ccss_2015/7/group124.gif

directrix · Answer

Angle ACD is an inscribed angle of a circle. 

Its measure equals (1/2) of the arc it cuts off on the circle.

directrix · Answer

Look at the attachment below VVVVV
Based on that, what is the measure of < ACD ?

Post what you get, okay?

@jackfrost33

jackfrost33 · Answer

k
78

directrix · Answer

The inscribed angle has measure ONE HALF of the arc it cuts off.

It cuts off a 78 degree arc. So, what is the measure of the angle.

(It is NOT 78 because 78 is not half of 78.)

jackfrost33 · Answer

ohhh