Questions And Answers latest Update 2025
rational number - - -
correct answer ✅a number that can be expressed as a ratio
(fraction) of two integers - terminating and repeating decimals are
considered rational
irrational number - - -
correct answer ✅Any real number which can't be expressed as a
fraction of two integers
real number - - -
correct answer ✅All rational and irrational numbers
scientific notation - - -
correct answer ✅a method of writing very large (34,200,000) or
very small (0.0000029) numbers using powers of 10
square root - - -
correct answer ✅a number that when multiplied by itself equals a
given number
constant - - -
correct answer ✅A value that does not change
,8th Grade NWEA Math Terms Exam
Questions And Answers latest Update 2025
coefficient - - -
correct answer ✅A number multiplied by a variable.
linear function - - -
correct answer ✅a function in which the graph of the solutions
forms a line
non-linear function - - -
correct answer ✅A function whose graph is not a straight line
commutative property - - -
correct answer ✅The property that says that two or more
numbers can be added or multiplied in any order without changing
the result.
distributive property - - -
correct answer ✅a(b + c) = ab + ac
identity property - - -
correct answer ✅describes the results of adding the number zero
,8th Grade NWEA Math Terms Exam
Questions And Answers latest Update 2025
to another number or multiplying a number by one - the results are
identical
associative property - - -
correct answer ✅Changing the grouping of numbers will NOT
change the value. For example: (7 + 4) + 8 = 7 + (4 + 8) also works
with multiplication
order of operations - - -
correct answer ✅Rules describing what sequence to use in
evaluating expressions
slope-intercept form - - -
correct answer ✅y=mx+b
point-slope form - - -
correct answer ✅y-y1 = m(x-x1)
absolute value - - -
correct answer ✅The distance a number is from zero on a number
line. ALWAYS POSITIVE
, 8th Grade NWEA Math Terms Exam
Questions And Answers latest Update 2025
inequality - - -
correct answer ✅A statement that compares two quantities using
<, >, ≤,≥, or ≠
system of linear equations - - -
correct answer ✅two or more linear equations.
pythagorean theorem - - -
correct answer ✅In a right triangle, the square of the length of the
hypotenuse is equal to the sum of the squares of the lengths of the
legs
distance formula - - -
correct answer ✅The distance d between any two points with
coordinates
slopes of parallel lines - - -
correct answer ✅have to have same slope
slopes of perpendicular lines - - -
correct answer ✅Slopes are negative reciprocals of each other