Answer:
its D
Step-by-step explanation:
Radius is 2.
2πr= 4π
r=4π/2π
r=2
1. According to the angle bisector theorem, DAC = BAC
2. Same kind of goes for BC
3. X must be equal in both equations. x= 3
9(3) -7 = 20
4(3) +8 = 20
Hope this helped!