Irrational numbers are:

non-terminating or non-repeating decimals, and non-perfect squares

positive counting numbers starting with 1

fractions, repeating decimals, and terminating decimals

whole numbers and their opposites

What makes a relation a function?

Each input has exactly one output

same shape, same size, same angle measures

same shape, not the same size, same angle measures

not the same shape, not the same size, not the same angle measures

same shape, not the same size, same angle measures and side lengths are proportional

not the same size, not the same shape, not the same angle measures

same size, same shape, same angle measures

For a mapping to be considered a function, there must be _______.

No more than 1 arrow from each x-value

No more than 1 arrow to each y-value

At least 1 arrow from each x-value

At least 1 arrow from each y-value

To solve for any variable, you must _______.

Get the variable alone on one side

Distribute the variable to the numbers

Get everything on the same side

To distribute, like for 2(x+3), you must _________.

Multiply 2 by both x and 3 separately

Add x and 3 to get 3x and then multiply by 2

Add 2 to both x and 3 separately

When you combine like terms, you can only combine terms which have the same _______.

Variables with them, like 2x+3x=5x

The reciprocal of a whole number, like 2, is ______.

Is always a fraction, like 1 / 2

Is always a fraction, like 2 / 1

Is always a whole number, like 2

Is always a mixed number, like 2 1 / 2

The reciprocal of a fraction, like 3 / 5 , is ______.

The top and bottom switched, like 5 / 3

Is the same as it was, like 3 / 5

Is the two numbers added together, like 8

Is the two numbers subtracted from each other, like 2

8th grade math formulas

Quiz

•

Mathematics

•

8th Grade

•

Practice Problem

•

Medium

•

CCSS

8.G.A.3, 8.EE.B.5, 8.F.A.3

+42

Standards-aligned

Misty Roberson

Used 36+ times

FREE Resource

84 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for finding the volume of a sphere?

V = 4/3πr³

V = Bh

V = 1/3πr²

V = πr²

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The pythagorean theorem is:

y = mx + b

a² + b² = c²

Ax + By = C

Tags

CCSS.8.G.B.8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the rule notation for a reflection across the y-axis?

(x,y) »»» (-x,y)

(x,y) »»» (x,-y)

(x,y) »»» (-x,-y)

(x,y) »»» (y,-x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the volume formula for a cylinder?

V = 1/3πr²

V = bwh

V = πr²h or V=Bh

V = 4/3πr³

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What is the slope (aka "Rate of Change") formula?

Rise/Run

X_{1 +}X₂/ Y₁+ Y₂

Y₂ - Y₁/ X₁- X₂

Y₂ - Y₁/ X₂- X₁

Tags

CCSS.8.EE.B.5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rule Notation for a rotation of 90°?

(x,y) »»» (-x,-y)

(x,y) »»» (-y,x)

(x,y) »»» (y,-x)

(x,y) »»» (4x,4y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the slope-intercept form?

y-y₁ = m(x-x₁)

y = x

y = mx + b

Ax + By = C

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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8th grade math formulas

84 questions

What is the formula for finding the volume of a sphere?

The pythagorean theorem is:

What is the rule notation for a reflection across the y-axis?

What is the volume formula for a cylinder?

What is the slope (aka "Rate of Change") formula?

Rule Notation for a rotation of 90°?

What is the slope-intercept form?

What is the volume formula of a cone?

What is the rule notation for a rotation 270°?

What is the rule notation for a reflection across the x-axis?

Access all questions and much more by creating a free account

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