The plane is 2 dimensional because it has height and width, which is a total of 2 dimensions.
The third choice is your answer since it is the only choice that has the proper dimension along with the proper explanation.
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OP = 4 because its a radius of the smaller circle which has a radius of 4 and all radii of the same circle are the same length.
C) 4
3n+2n+4=9n+12
5n+4=9n+12
4-12=9n-5n
-8=4n
Divide both sides by 4
n=-2
Answer:
576 yards
Step-by-step explanation: