ANSWER

EXPLANATION
We want to find the area of the shaded region.
We find the area of the smaller circle and subtract from the area of the larger circle.
Area of smaller circle is

Area of larger circle is

The area of the shaded region is:

Answer:
64.1
Step-by-step explanation:
You use Pythagorean theorem which is x^2 +y^2=z^2 (^ this means to the power of) so you would get 55^2+33^2=z^2. solving this would get you z=64.1404708433 or 64.1
Answer: You should play if you are feeling better. Playing on an injured leg could injure it further. You also should see a doctor if it is that bad.
Step-by-step explanation:
A/B - 90° | C - 42° | D - 48 | E - 132