Question
| ( A ) 20 |
( B ) 24 |
( C ) 30 |
( D ) 36 |
( E ) 60 |
Hint
Solution
Origin/Difficulty
2007 AMC 12A, #08/ Medium - 43.69% of answering students correctly answered the question
Classifications
NCTM Standard: Geometry -- Apply transformations and use symmetry to analyze mathematical situations.
Mathworld.com Classification: Geometry > Transformations > Rotations