I think its 134.4 ft or square inches
I think the answer to this question is letter A
Answer: 
Step-by-step explanation:
Using the same-side interior angles theorem,
.
Using the alternate interior angles theorem, 
Answer: (b) A
<u>Step-by-step explanation:</u>
A: the center of the circle
B: the diameter of the circle
C: the radius of the circle
D: <em>not sure, could be the perimeter</em>
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Circles are named by their center, so this is named "Circle A".