Answer:
it is 40pi
Step-by-step explanation:
pi r^2 and you have 144 degrees shaded which is 40% of the circle.
You find the total volume to be 100pi and you divide by .4 (40%) to get 40pi as your answer
I believe that the only combinations would be EF and FE.
I’m not sure i understand your question, could you send a picture of the question ??? i want to help you out ☝
On scientific thing that can be solved through the use of technology is Pollution.