三边均为整厘米数,且最长边为11厘米的三角形有()个

4个回答

  • 根据a+b>c的原则共有

    (1,11,11)

    (2,11,11)(2,10,11)

    (3,11,11)(3,10,11)(3,9,11)

    (4,11,11)(4,10,11)(4,9,11)(4,8,11)

    (5,11,11)(5,10,11)(5,9,11)(5,8,11)(5,7,11)

    (6,11,11)(6,10,11)(6,9,11)(6,8,11)(6,7,11)(6,6,11)

    (7,11,11)(7,10,11)(7,9,11)(7,8,11)(7,7,11)

    (8,11,11)(8,10,11)(8,19,11)(8,8,11)

    (9,11,11)(9,10,11)(9,9,11)

    (10,11,11)(10,10,11)

    (11,11,11)

    共36个