Current location - Training Enrollment Network - Mathematics courses - 20 1 1 The questions and answers of the national junior high school mathematics competition must have answers, and they will be tested on March 20th.
20 1 1 The questions and answers of the national junior high school mathematics competition must have answers, and they will be tested on March 20th.
Multiple choice question: ABCBA (the fourth question is discussed, and there is a candidate C)

Fill in the blanks: (At present, it is the most standard answer)

63 & lt; m & lt=4

7 1/9

8 6

9 3/2

10 84 (used to find the perimeter of a triangle)

I forgot the answer to the big question.