MCAS Review Grade 8

Number Sense

100

Is -10 a rational or irrational?

Rational

200

Is 0.252525 rational or irrational?

Rational

300

Give me an example of a irrational number.

Varies

400

What is 5.5 X 10⁴ in standard form?

55,000

500

What is 0.0000063 in scientific notation?

6.3 X 10^-6

Exponents

100

Simplify 

4^{2 *} 4³

4⁵

200

Simplify 

(9⁴⁾³

9¹²

300

simplify

10⁷/10²

10⁵

400

Simplify 

5⁰

1

500

Simplify

10^-5

1/10⁵

Functions

100

Is this a function?

(0,1) (2,3) ( 4,5) ( 6,8)

Yes

200

Is this a function?

(0,2) ( 2,5) ( 0,4) ( 4,9) 

No

300

What does it mean if a function is linear?

It creates a straight line and has a constant rate of change. 

400

What variable is the input and the output?

X Input

Y Output

500

Which one represents a function?

A.) (1,1), (2,2), (3,3), (4,4)

B.) (1,2), (1,3), (1,4), (1,5)

C.) (1,1), (1,2), (3,4), (4,5)

D.) (1, 2), (2,3), (2,4), (3,4)   

A

Geometry

100

How many degrees of a rotation is 2 turns?

180 degrees

200

What would be the translation be of X + 2 and Y + 3

2 units right and 3 units up

300

If an image was in quadrant I and was reflected over the X axis, what quadrant would the new image be in?

Quadrant IV

400

What is the algebraic rule of translating a figure 5 units left?

X -5

500

 Which of the following could represent the side lengths, in meters, of a right triangle? 

A.    3, 4, 7 

B.    6, 8, 15 

C.    8, 15, 17 

D.    9, 16, 25

C

Some fun facts and Slope

100

When is 8th grade graduation?

June 18th

200

What is slope?

Rise/Run

Constant rate of change

Change in y over in change in x

300

What is the name of one of Mrs. Forgues dogs?

Hank or Lainey

400

What is Y intercept equation?

Y = MX + B

500

In the equation 

Y = 2x

What is the slope and what is Y intercept?

Slope 2

Y intercept 0