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Problem Num : 1 Type: Application Topic:Circle  Adjustment# : Difficulty: 2
Category	Area and circumference
Analysis	length problem is closely related to area
Solution/Hint

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Problem Num : 2 Type: None Topic:Circle  Adjustment# : Difficulty: 1
Category	Area and circumference
Analysis
Solution/Hint

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Problem Num : 3 Type: None Topic:Circle  Adjustment# : Difficulty: 1
Category	Area and circumference
Analysis
Solution/Hint

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Problem Num : 4 Type: None Topic:Circle  Adjustment# : Difficulty: 1
Category	Area and circumference
Analysis
Solution/Hint

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Problem Num : 5 Type: Word problem Topic:Circle  Adjustment# : Difficulty: 2
Category	Area and circumference
Analysis	???????? ?????????? ?????.
Solution/Hint

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Problem Num : 6 Type: Application Topic:Circle  Adjustment# : Difficulty: 3
Category	Area and circumference
Analysis
Solution/Hint

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Problem Num : 7 Type: None Topic:Circle  Adjustment# : Difficulty: 1
Category	Area and circumference
Analysis
Solution/Hint

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Problem Num : 8 Type: None Topic:Circle  Adjustment# : Difficulty: 1
Category	Area and circumference
Analysis
Solution/Hint

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Problem Num : 9 Type: None Topic:Circle  Adjustment# : Difficulty: 1
Category	Area and circumference
Analysis
Solution/Hint

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Problem Num : 10 Type: None Topic:Circle  Adjustment# : Difficulty: 1
Category	Area and circumference
Analysis
Solution/Hint

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