Geometry
A polygon with 3 sides
Triangle
A quadrilateral with 2 pairs of parallel sides
parallelogram
a symbol, usually a letter, used to represent an unknown number
variable
an ordered pair of numbers that identify a location on a coordinate plane
coordinate pair
A triangle with one 90 degree angle
right triangle
a quadrilateral with 4 right angles
rectangle
a number multiplying a variable (in the term 3x, 3 is multiplying x)
coefficient
solve or work out an order of operations problem; to write an expression as precisely as possible
simplify
a number that when multiplied by another number produces a product
factor
a triangle with all 3 angles less than 0 degrees
Acute Triangle
Formula for area of a parallelogram
A = bh
a mathematical statement not containing an equal sign
expression
the value that makes an equation true
solution
a number produced by multiplying two whole numbers larger than 1
multiple
A triangle with one angle greater than 90 degrees
Obtuse Triangle
Formula for area of a triangle
A = (1/2)bh
a statement that two mathematical expressions are equal
equation
two expressions that have the same value
equivalent expressions
What is the greatest common factor of 18 and 12?
6
A quadrilateral with one pair of parallel sides
Trapezoid
Area = 1/2(b1+b2)h
a comparison of two values that are not equal
inequality
order of operations
G- grouping symbols
E - exponents
M - multiplication, division (left to right)
S - subtraction, addition (left to right)
What is the least common multiple of 4 and 8?
8