Comet Hyakutake 1995 B2 was observed on the night of March 25,1996,with a tail that extended 20$\degree$.At this time the comet was 0.10 AU from Earth.What is the minimum length of the tail in AU? [This question requires the use of mathematics.]
A) 0.1 AU
B) 0.005 AU
C) 1.1 AU
D) 20 AU
E) 0.03 AU

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The Answer of Comet Hyakutake 1995 B2 was observed on the night of March 25,1996,with a tail that extended 20$\degree$.At this time the comet was 0.10 AU from Earth.What is the minimum length of the tail in AU? [This question requires the use of mathematics.]
A) 0.1 AU
B) 0.005 AU
C) 1.1 AU
D) 20 AU
E) 0.03 AU

Comet Hyakutake 1995 B2 Was Observed on the Night of March