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Level 156

Incremental Development

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mixed number
the sum of a whole number and a fraction
straight line
a line that has no width and no ends
line segment
a part of a line that consists of two endpoints and all points between the endpoints
Lines that meet at one point
parallel lines
lines in the same plane that do not intersect
intersecting at or forming right angles
right angles
angles that measure 90 degrees
straight angle
an angle of 180 degrees
acute angle
an angle less than 90 degrees but more than 0 degrees
obtuse angle
an angle between 90 and 180 degrees
a special kind of geometric figure
a segment of a polygon
in reference to a polygon, a 'corner' of the polygon
a four-sided polygon
a five-sided polygon
a six-sided polygon
a seven-sided polygon
a polygon with eight sides
a nine-sided polygon
a polygon with ten sides
a polygon with eleven sides
a twelve-sided polygon
concave polygon
a polygon in which one or more interior angle have a measure greater than 180 degrees
convex polygon
a polygon in which all interior angles have a measure less than or equal to 180 degrees
equilateral polygon
a polygon in which all sides are congruent
equiangular polygon
All angles of the polygon have equal measure
tick marks
lines of measurement along the value and category axes.
right triangle
a triangle that has one right angle
acute triangle
a triangle whose interior angles are all acute
obtuse triangle
a triangle that contains an obtuse interior angle
equiangular triangle
a triangle with all angles congruent
isosceles triangle
a triangle with two equal sides
equilateral triangle
a three-sided regular polygon
scalene triangle
a triangle that has no sides of equal length
a quadrilateral with two pairs of parallel sides
a quadrilateral that has exactly tow parallel sides
a parallelogram with four right angles
a parallelogram with four equal sides
a rhombus with four right angle
the distance around the outside of a closed, planar geometric figure
the distance between the center of the circle and the rim
twice the length of the radius
the distance around a circle. Also called the perimeter of the circle.
irrational number
a decimal number that would require an infinite number of digits
a signal symbol or a collection of symbols that is used to express the ides of a particular number
natural or counting numbers
the numbers that are used to count objects or things
positive real number
any number that can be used to describe a physical distance greater than zero
positive number
a number greater than zero
negative number
a number less than zero
real number
a number with fraction part (digits after the point), needs floating point representation)
signed numbers
Numbers that are either positive or negative.
number line
a line divided into units of equal length with one point chosen as the origin, or zero point. The numbers to the right of zero are the positive real numbers, and the numbers to…
a beginning point. On a number line or coordinate plane, the number zero is associated with the origin
a number that is added to another number
the result of adding tow or more numbers of quantities
The first number in a subtraction problem
a number that is subtracted
the answer to a subtraction problem
Is tangible a physical object that can be handled and stored before they are sold. ie. Bread, clothing.
a number that is multiplied by another number to find a product
a number to be divided by another number
the number or quantity above the fraction bar in a fraction
the bottom number in a fraction
the number obtained by division
unit multipliers
Fractions used to change the units of a number.
whole numbers
Natural numbers and zero
What do we call numbers in other words?
cummutative property for addition
the order in which two real numbers are added does not affect the sum
the number of square units needed to cover a flat surface
square unit
a square having sides that measure one unit in length
altitude of a triangle
the height of a triangle
inverse operations
operations that undo each other
like signs
numbers that have the same sign
unlike signs
numbers that have different signs
not capable of being determined
the cumulative property for multiplication
the order in which two real numbers are multiplied does not affect the product
for any nonzero real number, the number in inverted rom
multiplicative inverse
for any nonzero real number, the reciprocal of the number. The product of any nonzero real number and its multiplicative inverse is 1.
symbols of inclusion
parentheses, brackets, braces and bars
the product of 2 negative factors
the product of 3 negative factors
algebraic/mathematical expression
an expression where letters as well as numbers are used
letters like x
a memory location whose content cannot change during program execution
scientific notation
a method of writing a number as the product of a number between 1 and 10 with a power of 10
a collection of objects. The individual objects that make up a set are called its elements or members
set notation
the method of designating a set by enclosing the numbers of the set within braces
to break down into the simplest, most easily understood form
simultaneous equations
two or more equations that together specify conditions for two or more variables. The solution of simultaneous equations involves finding values of the variable that satisfy both equations
square root
a number that when multiplied by itself gives a given number
standard form
in reference to a polynomial
equations, on in which the terms are in descending powers of the variable with all nonzero terms to the left of the equals sign
stem-and-leaf plot
in statistics, a method of displaying data using certain digits as 'stems' and the remaining digit of digits as 'leaves'
subscripted variable
a variable with a subscription a little letter set slightly below and to the right of the variable
the inverse operation of addition. If one number or quantity is subtracted from another number or quantity, the result is called the difference