Level:
Project ID:
1103021507
Accepted:
1
Clonable:
0
Easy:
0
Line segment \( AB \) is a diameter of the circle \( k \). The lengths of the arcs \( AD \) and \( DB \) are in the ratio \( 7:3 \). Find the measure of the angle \( ACD \). (See the picture.)
\( 63^{\circ} \)
\( 27^{\circ} \)
\( 126^{\circ} \)
\( 24^{\circ} \)