100以内π的倍数记忆口诀
2025-10-11
π的倍数没有口诀记忆,通常去记忆3.14的倍数即可,具体如下: 1π=3.14; 2π=6.28; 3π=9.42; 4π=12.56; 5π=15.7; 6π=18.84; 7π=21.98; 8π=25.12; 9π=28.26; 10π=31.4; 11π=34.54; 12π=37.68; 13π=40.82; 14π=43.96; 15π=47.1; ...
2025-10-11
π的倍数没有口诀记忆,通常去记忆3.14的倍数即可,具体如下: 1π=3.14; 2π=6.28; 3π=9.42; 4π=12.56; 5π=15.7; 6π=18.84; 7π=21.98; 8π=25.12; 9π=28.26; 10π=31.4; 11π=34.54; 12π=37.68; 13π=40.82; 14π=43.96; 15π=47.1; ...