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Across
2.a quadrilateral with four sides of equal length and four angles of 90 degrees
3.either of the two parts into which a plane is divided
5.the value of a function, f( x ), corresponding to the point x
8.a number which multiplies some quantity
11.to draw one figure within another figure so that the inner lies entirely within the boundary of the outer, touching it at as many points as possible
13.a quadrilateral with four 90 degrees angles, with opposite sides of equal length and two sides longer than the other two
14.in a triangle that has one angle of 90 degrees, the ratio of the length of the side next to an angle less than 90į divided by the length of the hypotenuse
15.a flat surface that is infinitely large and with zero thickness
16.the length of the outer edge of a shape
19.a straight line having functions of a mirror in a symmetry
20.a function that moves every point a constant distance in a specified direction
21.a flat shape with four straight sides
23.a motion of a certain space around a fixed point
24.a mathematical statement that two amounts, or two symbols or groups of symbols representing an amount, are equal
25.straight line joining two not adjacent corners of a polygon
26.an expression that has two terms that are not the same
27.a transformation characterized by a scale factor, can be horizontal or vertical
31.increasing the same amount of times other value does
34.the set of all possible values it can produce
36.an answer to a mathematical problem
37.in a triangle that has one angle of 90 degrees, the ratio of the lenght of the side next to an angle less than 90įdivided by the lenght of the side opposite an angle
39.to draw a circle that surrounds it and touches each of its corners
41.a drawing that shows lines or curves formed with two sets of measurements or amounts, or a such a drawing produced by the set of points that solve an equation
43.the distance between .............. lines is the same all along their length
44.the complete set of values, which can be used as inputs and produce a result that is a real number, for the independent variable
46.the number that shows how many times a number, called the base, has to be multiplied by itself to produce another number
47.a statement indicating that the value of one quantity or expression is not equal to another
48.a method of solving systems of equations, in which you determine one unknown from one equation and put the second side of this equation in a place of this unknown in the second equation
Down
1.a theory, which will be proved using mathematical theorems
2.a solid shape like a round ball
4.an equation with a result that when it is put on a graph forms a straight line
6.in a triangle that has one angle of 90 degrees, the ratio of the lenght of the side opposite an angle less than 90įdivided by the lenght of the side next to an angle
7.a polygon with eight straight sides
8.having the same shape, or having the same shape as the mirror image of the other
9.the decomposition of an object into a product of other objects, or factors, which when multiplied together give the original
10.an equation that includes an unknown value that is multiplied by itself only once, and does not include an unknown value multiplied by itself more than once
12.decreasing the same amount of times other value increase
15.an expression consisting of variables and coefficients, that involves only the operations of addition, subtraction, multiplication
17.a polygon with five straight sides
18.a polygon with six straight sides
22.the distance from zero of a number on a number line
26.a straight that cuts an object into two equal parts
28.a rotation or translation of a plane figure that leaves the figure unchanged although its position may be altered
30.diagram showing for which arguments value of a function is positive or negative
31.delta
32.a number or quantity that when multiplied by itself a certain number of times equals a given number or quantity
33.a flat shape with three straight sides
35.an amount of space having length, height, and width
38.the operation of exchanging all points of a mathematical object with their mirror images
40.the lenght of a straight line joining the centre of a circle to its edge or the centre of a sphere to its surface
42.a deductive argument for a mathematical statement
45.in a triangle that has one angle of 90 degrees, the ratio of the length of the side opposite an angle less than 90į divided by the length of the hypotenuse

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