Grade 8 Finale Review Part 1

f(x) = x² − 5x

f(4) = ?

• −4

• 126

• 24

• 84

f(t) = −2t² + 1

f(−3) = ?

• 19

• 37

• −17

• −11

Consider the function: f(x) = x + 3

For which value of x does f(x) = −5?

(Hint: Find which x can be substituted into the function that gives an answer of -5.)

• −2

• −1

• −8

• 7

Consider the function: f(x) = −4x − 10

Find the value of x that makes f(x) = 10.

(Hint: Find which value can be substituted in for x that would give you an answer of 10.)

• −5

• 5

• −50

• 30

Name a pair of alternate exterior angles.

• angle 1 & angle 2
• angle 2 & angle 7
• angle 1 & angle 7
• angle 1 & angle 8

Name a pair of alternate interior angles.

• angle 3 & angle 4
• angle 5 & angle 6
• angle 3 & angle 6
• angle 3 & angle 5

What are supplementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect

Find the value of y.

• 40

• 120

• 105

• 50

Tags

G.2

Linear pairs

Vertical angles______________________

• are congruent

• are supplementary

• share a vertex

• share a side

WHICH IS THE CORRECT EQUATION TO SOLVE FOR X? 

• 16X+180 = 90
• 12X - 29 = 4X +1

• 12X - 29 + 4X +1=90

• 12X - 29 + 4X +1=180