8th grade math vocabulary

Equation and slope of a horizontal (flat) line is when

y=a number (where it crosses the ___-axis) and the slope is _____

• x axis, 0

• y axis, 0

• 1/2

• zero

Tags

CCSS.8.EE.B.6

Equation and slope of a vertical (up/down) line is when x=a number (where it crosses the ___-axis) and the slope is __________.

• x, undefined

• equation, undefined

• y, undefined

Tags

CCSS.HSG.GPE.B.5

The equation for slope-intercept form is y=mx + b, where m= ______(constant rate) and b=_______

• slope, x-intercept

• rate

• equation

• slope, y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

The y intercept is the point where line crosses _____-axis (put in zero for x): (0,b)

• y

• x

• slope

• rate

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

The x intercept is the point where line crosses _____-axis (put in zero for x): (0,b)

• y

• x

• equation

• slope

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What are possible slopes of a graph?

• only positive and negative

• positive, negative, undefined, and zero

• only undefined and zero

• zero

Tags

CCSS.8.EE.B.5

The slope formula (to find slope) is:

• Rise / Run

  m = (y2 - y1) / (x2 - x1)

• y axis

• x axis

• slope-intercept

Tags

CCSS.8.EE.B.5

What are the parts of a graph/coordinate plane?

• only the x-axis and y-axis

• only the quadrants

• an equation

• X-axis

  Y-axis

  Quadrants 1,2,3,4

Tags

CCSS.5.G.A.1