Answer:
the answer is B
Step-by-step explanation:
area of the minor arc is teter all over 360 times 2 pie r square.
that is

= but because the question said for length AB, youvhave to use only one radius.

You the use 40 to cancel 160 and 360 to get 4 all over 9 times 2 pie times 9.

You then cancel 9 with 9 to get 4 times 2 times pie

this is equal to

Answer: 9.202 x 10²
8.6x107= 920.2