Mathematics Teacher (1982) Vol. 75, No. 5

  • Mathematics Teacher (1982) Vol. 75, No. 5

    the malheiDalics teacher May 1982 Volume 75 Number 5 NATIONAL COUNCIL OF TEACHERS OF MATHEMATICS IS YOUR MIND IN A RUT? Glenn D. Allinger Some Applications of the Circumference Formula Eugene F. Krause An Easy Dodecahedron Jean M. Shaw AN OFFICIAL JOURNAL OF THE NATIONAL COUNCIL OF TEACHERS OF MATHEMATICS The Mathemati