Grade 8 Math Review #2

Slope, in basic terms, is simply...

• Rise over run
• Run over rise
• Left over down
• Right over up

Tags

CCSS.8.EE.B.5

Which is the correct formula to use when finding the slope between two points?. 

•  $\frac{y_2-y_1}{x_2-x_1}$  

•  $a^2+b^2=c^2$  

•  $\left(x,\ y\right)$  

•  $\frac{y}{x}$  

In the equation y=mx+b, m is the ____.

• Slope
• Y-intercept
• X-intercept
• Origin

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

In the equation y=mx+b, b is the ____.

• Slope
• Y-intercept
• X-intercept
• Origin

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

When you translate a point with the rule (x-4,y), it will move _____.

• 4 units right

• 4 units left

• 4 units up

• 4 units down

In the Pythagorean Theorem, c is always the ____ number.

• largest
• smallest
• middle
• first

Tags

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.C.8

Consider the line on the graph. Select the equation of the line in the form y=mx where m is the slope. (Hint: Be careful and read the units on the x and y-axis.)

• y = ½x

• y = 1x

• y = -1x

• y = -½x

The angle measures of a triangle are shown in the diagram. What is the value of x ?

• 25

• 20

• 10

• 28

Tags

CCSS.8.G.A.5

What is the solution to this equation?

30.16 = 17.56 + 5x

• 6.032

• 3.512

• 12.6

• 2.52

Tags

CCSS.7.EE.B.3

Mrs. Wilson wrote four statements on the board. Which one of them is true?

• ⅚ x ⅜ is equal to ⅜.

• 4 x ⅘ is greater than 4.

• ⅔ x 5 is less than 5.

• ½ x ¾ is greater than ¾.