C because it simplifies to 0=0 which proves that it has infinite solutions!
If RS arc is = to the RS central angle then the RS arc would be 20 degrees, but if the RS is on the Circumference then the RS arc would be 40.
Answer:
C)8
Step-by-step explanation:
Plug in 4 for x and then solve
Answer:
21
Step-by-step explanation: