Answer:
Hello the answer is - 4
Step-by-step explanation:

Answer:
False
Step-by-step explanation:
Two arcs are congruent if they have the same length and belong to the same circle or two congruent circles. if two central angles of a circle are congruent then they form congruent arcs.
Answer: B
Step-by-step explanation: first you have to find the square root of 9 (81) then multiply that by 11 which is 891