Question

用24根火柴棒搭各边互不相等的三角形共可以搭多少个

Answer 1

用24根火柴棒搭各边互不相等的三角形共可以搭18个.

3,10,11; 4,9,11; 4,11,9; 5,8,11; 5,9,10; 5,10,9; 5,11,8; 6,7,11; 6,8,10; 6,10,8; 6,11,7; 7,8,9; 7,9,8; 8,10,6; 8,11,5; 9,10,5; 9,11,4; 10,11,3