8th grade Math vocabulary

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Chapter 1

Lesson 1

  1. integer

  2. rational number

Lesson 2

  1. scientific notation

Lesson 4

  1. perfect square

Lesson 5

  1. irrational number

  2. real numbers

  3.  Density Property

Chapter 2

Lesson 3

  1. odds

  2. proportion

Lesson 4

  1. rate

  2. unit rate

  3. unit price

Chapter 5

Lesson 1

  1. numerical expression

  2. algebraic expression

  3. variable

  4. equation

  5. inequality

Lesson 2

  1. evaluate

  2. equivalent

  3. coefficient

Lesson 3

  1. term

  2. like term

Lesson 4

  1. combine like terms

  2. simplify

  3. simplest form

Chapter 6

Lesson 2

  1. solution

  2. substitute

Lesson 3

  1. 2-step equation

 

Chapter 7

Lesson 4

  1. algebraic inequality

Chapter 8

Lesson 1

  1. solution of an equation with 2 variables

Lesson 4

  1. graph of an equation

  2. linear equation

Lesson 5

  1. parabola

Chapter 9

Lesson 1

  1. tessellation

  2. basic unit

Lesson 2

  1. Platonic solid

  2. semi regular polyhedron

Lesson 3

  1. spiral

  2. Archimedean spiral

  3. equiangular spiral

  4. helix

  5. spirolateral

  6. consecutive integers

Lesson 4

  1. fractal

  2. diverge

  3. converge

  4. scale factor

  5. Sierpinski triangle

Chapter 11

Lesson 1

  1. term

  2. common difference

  3. arithmetic sequence

  4. common ratio

  5. geometric sequence

Lesson 4

  1. Fibonacci sequence

  2. Golden Ratio

  3. Golden Rectangle

Chapter 12

Lesson 1

  1. similar figure

  2. proportional

  3. similarity ratio

Lesson 2

  1. scale drawing

Lesson 3

  1. self-similarity

Chapter 13

Lesson 1

  1. scale model

Chapter 15

Lesson 1

  1. percent of increase

  2. percent of decrease

Lesson 2

  1. commission

  2. commission rate

Lesson 3

  1. sales tax

  2. withholding tax

Lesson 4

  1. interest

  2. principal

  3. rate of interest

  4. time

  5. compound interest

  6. annually

  7. semiannually

  8. quarterly

Chapter 16

Lesson 1

  1. sample

  2. population

Lesson 3

  1. side-by-side histogram

  2. back-to-back stem-and-leaf plot

Lesson 4

  1. interpolation

  2. extrapolation

Chapter 17

Lesson 1

  1. central tendency

Lesson 2

  1. variability

  2. box-and-whisker graphs

  3. second quartile

  4. first quartile

  5. third quartile

Lesson 3

  1. scatterplot

  2. line of best fir

  3. positive correlation

  4. negative correlation

  5. no correlation

Chapter 18

Lesson 1

  1. sample space

  2. tree diagram

Lesson 2

  1. Fundamental Counting Principle

Lesson 3

  1. factorial

  2. permutation

  3. combination

Lesson 4

  1. mathematical probability

Lesson 5

  1. independent events

  2. dependent events

Chapter 20

Lesson 1

  1. transversal

  2. interior angle

  3. exterior angle

Lesson 2

  1. bisect

Chapter 21

Lesson 1

  1. image

Lesson 3

  1. dilation

Chapter 22

Lesson 4

  1. perspective

  2. vanishing point

  3. horizon line

  4. cross section

Chapter 23

Lesson 4

  1. direct variation

Chapter 24

Lesson 1

  1. slope

  2. x-intercept

  3. y-intercept

  4. slope-intercept form

Lesson 2

  1. system of equations

  2. solution of the system

Lesson 3

  1. relation

  2. domain

  3. range

  4. function

  5. vertical line test

Lesson 4

  1. linear function

Lesson 5

  1. nonlinear function

Chapter 25

Lesson 1

  1. monomial

Lesson 2

  1. simplify a polynomial

  2. standard form

Chapter 26

Lesson 1

  1. network

  2. vertex

  3. edge

  4. odd vertex

  5. even vertex

Lesson 2

  1. accuracy

  2. significant digits

Lesson 5

  1. surface area

  2. lateral surface

  3. slant height

Chapter 28

Lesson 2

  1. leg

  2. hypotenuse

  3. Pythagorean Property

Lesson 3

  1. trigonometric ratio

  2. trig ratio