Math Glossary Letter R
radian
radical expressions
radius
random number
random sampling
random test
range
rankine
rate of return
ratio
rational exponents
rational expressions
rational number
rational root theorem
rational zero theorem
reaumur
rebound ratio
Receivables Turnover Ratio
reciprocal
rectangle
rectangular form
rectangular solid
reduced digit sum
reduced row echelon
reducing fractions
reflect point over the origin
reflect point over the x-axis
reflect point over the y-axis
reflexive property
regression
regrouping
relative coordinates
repeating decimal
repunit
repunit numbers
reserve ratio
resistor
resistor color codes
revenue
revolution
RGB
rhombus
right angle
angle measuring 90 degrees
right triangle
rise over run
risk free rate
roman numeral
root mean square
roster notation
rot13
rotate point
roulette
round
row echelon
royal flush
rpm
rps
ruffini
rule of 72
rule of product
rule of succession
run length encoding