Search
Browse
Create
Log in
Sign up
Log in
Sign up
Upgrade to remove ads
Only $2.99/month
algebra ch 2
STUDY
Flashcards
Learn
Write
Spell
Test
PLAY
Match
Gravity
Key Concepts:
Terms in this set (15)
square root
a number that when multiplied by itself equals a given number
radicand
The expression under the radical sign
perfect square
a number that is the square of an integer
irrational number
a number that can NOT be expressed as a ratio of two integers or as a repeating or terminating decimal - Pi or any square root of an imperfect square are considered irrational
real numbers
the set of all rational and irrational numbers
inverse operations
operations that undo each other
equivalent equations
equations that have the same solution
identity
An equation that is true for all values of the variable.
ratio
a comparison of two integers
proportion
an equation that states that two ratios are equal
cross product
The product of numbers on the diagonal when comparing two ratios
scale drawing
A drawing that uses a scale to make an object smaller than or larger than the real object.
scale model
A model of an object in which the dimensions are in proportion to the actual dimensions of the object.
scale
a ratio that relates the dimensions of a scale drawing or scale model and the actual dimensions
literal equation
an equation involving two or more variables
YOU MIGHT ALSO LIKE...
14
Marketing Research
Lesson 8
10 terms
Math Chapter 1 vocab
38 terms
Proportions
12 terms
OTHER SETS BY THIS CREATOR
How Many Significant Digits?
18 terms
math skills review part 1
25 terms
Coordinate Plane Review
20 terms
Slope
24 terms