Answer:
Option B. 
Step-by-step explanation:
we know that
The area of a circle is equal to

we have

substitute

Remember that
radians subtends the complete circle of area 
so
by proportion
Find the area of the related sector for a central angle of
radians
Let
x------> the area of the related sector

Answer
I believe B.)8in3 is the right answer according to the square-cube law.
Step-by-step explanation:
Answer:
A,D,E,F
Step-by-step explanation: