Y/22 would be the answer to your question.
Let r be a radius of a given circle and α be an angle, that corresponds to a sector.
The circle area is

and denote the sector area as

.
Then

(the ratio between area is the same as the ratio between coresponding angles).

.
11, add six and a half to four and a half.
Answer:
15
Step-by-step explanation:
Hoped it helped
Answer:
13 2/3
Step-by-step explanation: