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Math crossword puzzle answers?
I can’t find several answers to this math crossword anywhere! Please help! Most answers correct wins!

ACROSS
7. A set: where the + or x of any of its elements results in an element of that set; where commutative, associative, and distributive properties hold true for + or x ; which has additive and multiplicative inverses; which has identity elements for + and x. (5 letters)
13. A parameter which can be used to describe the characteristics of an object, such as length, etc. (9 letters)
37. Computer language developed in the 1950s. (5 letters)
41. The point at which a function’s tangent has a slope zero is either a minimum or ____ point. (7 letters)
45. {1,1, root2} is an example of a Pythagorean ____. (7 letters) — I thought it was triple, but that is 6 letters. Would it be triplet?
58. If segment AB is divided at point M such that AM/MB=AB/AM, then AM/MB is called the ____ section, ratio or mean. (6 letters)
64. Space higher than 3-dimensional. (10 letters) — would this be hyperspace?
69. A square of numbers in which the rows, columns, and diagonals all total the same amount is called a ____ square. (5 letters).

DOWN
3. A number that defines an interval or the end of a ray. (8 letters)
5. An angle whose vertex is a point of the circle and each side intersects the circle. (9 letters) — would it be inscribed?
22. A tetrahedron, cube, octahedron, dodecahedron, and the icosahedron are the five _____ solids. (8 letters)
23. A guess or hypothesis. (10 letters)
26. A geometry object that has 0 dimension. (5 letters)
31. A set of ordered pairs. (8 letters)
34. A strip of paper can be formed into a one-sided object called a _____ strip. (7 letters).
43. The non-Euclidean geometry in which through a given point P not on a given line M there are infinitely many lines passing through P and parallel to M. (10 letters)
48. A math object used by Euler to solve the Konigsberg bridge problem. (7 letters)

THANKS SO MUCH!!!

DOWN
5) inscribed
23) conjecture
26) point
34) Mobius. are you sure it is seven letters? his name contains only 6 letters…unless they are doing the weird alternate spelling "Moebius" (which, technically, is incorrect)

Mathsorcerer | Dec 22, 2009