4月3日到5日数学周练7
选择题1~5 A C C A C
6~10 A D A C B
填空题11;45°45° 12; 13.5 13; 2 14; 5 24 15; 60 16; 24 17;40 18;3 19; 48
20; 8个根号3 4个根号3
解答题不会的说题号。。。
选择题1~5 A C C A C
6~10 A D A C B
填空题11;45°45° 12; 13.5 13; 2 14; 5 24 15; 60 16; 24 17;40 18;3 19; 48
20; 8个根号3 4个根号3
解答题不会的说题号。。。
