Quiz about 8th Math STAAR Test Eve

Question 1

Which shows the correct Desmos set up for Lateral Surface Area of the prism shown?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 2

Which shows the correct Desmos set up for Total Surface Area of the prism shown?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 3

Diameter is...

Accepted Answer

all the way across a circle

Answer

halfway across a circle

Answer

B

Answer

$$\pi r^2$$

Question 4

Radius is...

Accepted Answer

halfway across a circle

Answer

all the way across a circle

Answer

B

Answer

$$\pi r^2$$

Question 5

Find the mistake:

Accepted Answer

forgot a 1 on the x

Answer

wrong formula

Answer

~ should be =

Answer

forgot a 1 on the m

Question 6

Find the mistake:

What is the volume of a sphere with a radius of 5 inches?

Accepted Answer

the exponent should be 3

Answer

r = 10

Answer

you have to divide 5 by 2

Answer

you need the height

Question 7

Find the mistake:

Accepted Answer

need $$y=a^2+b^2$$ and $$y=c^2$$ on different lines

Answer

should be: $$y=a^2+b^2=c^2$$

Answer

should be:

$$a^2=,\ b^2=,\ and\ c^2=$$

Answer

there is no mistake

Question 8

In Pythagorean Theorem ( $$a^2+b^2=c^2$$ ), c is always...

Accepted Answer

the longest side across from the right angle

Answer

the smallest side

Answer

the missing side

Answer

whatever side you want it to be

Question 9

Use the desmos output to determine if the triangle is a right triangle or not.

Accepted Answer

right triangle

Answer

not a right triangle

Question 10

Which is the correct Desmos set up to solve for the volume of the cone?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 11

Proportional graphs...

Accepted Answer

are straight lines that go through the origin

Answer

can be curved

Answer

have a positive y-intercept

Answer

have a negative y-intercept

Question 12

Which equation is proportional?

Accepted Answer

$$y=5x$$

Answer

$$y=x^2$$

Answer

$$y=-2x+3$$

Answer

$$y=4x-8$$

Question 13

Which statement must be true for a relationship to be a FUNCTION?

Accepted Answer

no repeat x's

Answer

repeat x's

Answer

no repeat y's

Answer

repeat y's

Question 14

To get MAD...

Accepted Answer

ADSAD

Answer

ADDSAD

Answer

SADDAD

Answer

MADMAD

Question 15

What is the correct Desmos set up?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 16

Write the equation of the proportional relationship:

Oranges cost $0.50 each.

Accepted Answer

y=0.50x

Answer

y=x+0.50

Answer

y=-0.50x

Answer

y=x-0.50

Question 17

Write the equations of the non-proportional relationship:

Jim has $13 and saves $5 per week.

Accepted Answer

y=5x+13

Answer

y=13x+5

Answer

y=13x-5

Answer

y=5x-13

Question 18

What is the correct Desmos set up?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 19

When you translate, (x-4,y) will move _____.

Accepted Answer

4 units left

Answer

4 units right

Answer

4 units up

Answer

4 units down

Question 20

The rule for rotation of 180 degrees is
(x, y) --> _

Accepted Answer

(-x, -y)

Answer

(-y, x)

Answer

(y, -x)

Answer

(-y, -x)

Question 21

What does the rule $$f\left(x,y\right)=\left(x-6,y+4\right)$$ tell you to do?

Accepted Answer

Translate left 6 & up 4

Answer

Translate right 6 & up 4

Answer

Translate right 6 & down 4

Answer

Translate left 6 & down 4

Question 22

The rule for reflection over the y-axis is
(x, y) --> _

Accepted Answer

(-x, y)

Answer

(x, -y)

Answer

(y, x)

Answer

(-y, x)

Question 23

The rule for rotation of 90 degrees counterclockwise is
(x, y) --> _

Accepted Answer

(-y, x)

Answer

(y, -x)

Answer

(x, -y)

Answer

(-x, y)

Question 24

(x,y) --> (kx, ky)

Accepted Answer

Dilation

Answer

Rotation

Answer

Reflection

Answer

Translation

Question 25

(x,y) --> (x+a, y+b)

Accepted Answer

translation

Answer

rotation

Answer

reflection

Answer

dilation

Question 26

Which of the following does not preserve congruency?

Accepted Answer

Dilation

Answer

Translation

Answer

Reflection

Answer

Rotation

Question 27

Dilations have which operation?

Accepted Answer

Multiplication

Answer

Addition

Answer

Subtraction

Answer

Division

Question 28

What type of problem is this?

Accepted Answer

College Savings Plan

Answer

Pythagorean Theorem

Answer

$$y_1\sim mx_1+b$$

Answer

Interest

Question 29

What type of problem is this?

Accepted Answer

Volume

Answer

Pythagorean Theorem

Answer

$$y_1\sim mx_1+b$$

Answer

Surface Area

Question 30

What type of problem is this?

Accepted Answer

Pythagorean Theorem

Answer

$$y_1\sim mx_1+b$$

Answer

Area

Answer

Volume

Question 31

What type of problem is this?

Accepted Answer

$$y_1\sim mx_1+b$$

Answer

Pythagorean Theorem

Answer

College Finance

Answer

Interest

Question 32

What type of problem is this?

Accepted Answer

$$y_1\sim mx_1+b$$

Answer

Pythagorean Theorem

Answer

College Finance

Answer

Interest

Question 33

What type of problem is this?

Accepted Answer

Pythagorean Theorem

Answer

$$y_1\sim mx_1+b$$

Answer

College Finance

Answer

Interest

Question 34

What type of problem is this?

Accepted Answer

Interest

Answer

Pythagorean Theorem

Answer

$$y_1\sim mx_1+b$$

Answer

College Finance

Question 35

Which scatterplot shows a negative association?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 36

The scatterplot shows the number of people in each of 8 different households and the average amount of money each household spent on groceries.

Based on the scatterplot, what is the best prediction of the average amount of money spent on groceries for a household that has 7 people?

Accepted Answer

$230

Answer

$190

Answer

$200

Answer

$285

8th Math STAAR Test Eve

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