GRADE 8 MATH JEOPARDY!

LIKE TERMS

100

combine like terms: 

6a + 4a + 4b + 7

10a +4b+ 7

200

Combine like terms:

 k + 3n - 2n + 4k

5k + n

300

Combine like terms:

 4(y + 9) - 3y

y - 36

400

Combine like terms

 -(x+4) + 6

-x+2

500

Simplify

14a + 4b

14a + 4b

ORDERED PAIRS

100

In an ordered pair, which is the domain and which is the range?

x is the domain and y is the range

200

For the function y= 2x+5, if the domain is 5 what is the range?

range =15

300

For y = 5 + 3x 

what is the independent variable?

X

400

For y = 3x, when x =4, what is the range?

range = 12

500

Which values represent the range?

{(3, 5) (9, -8), (4, 2), (2, 3) ( -1, 7)}

Range {-8, 2, 3, 5, 7}

Transformations

100

Translate 2 to the left and 3 up.

(5, 2)

(3, 5)

200

Translate (5, 4)

2 horizontally and 3 vertically

(7, 3)

300

Reflect (-3, -4) over the y-axis.

(3, -4)

400

Using point A( 1, 5), reflect over the x-axis and translate 2 units horizontally and -2 units vertically.

 1,  -5

+2. -2

(3, -7)

500

Triangle ABC has vertices A(1, 4) B(4, 4) and C(6, 6) and has been dilated with a scale factor of 1/2. What is the new coordinate for C?

(3, 3)

EQUATIONS AND INEQUALITIES

100

Solve:

 x - 9 = 2

11

200

Write an expression to represent :

 x is greater than 11

x > 11

300

Solve 

 x/4 + 7 = 3

x = -16

400

Solve:

 10x + 20 > 50

x > 3

500

Draw a number line and graph

5 > x

See graphs

ALGEBRA TOOLBOX

100

What is another name for the longest side of a right triangle?

Hypotenuse

200

What is the equation for the Pythagorean Theorem?

a squared + b squared = c squared

300

A 12 oz container of soda has 180 calories. How many calories are in one ounce of the soda? (proportion)

15

400

If Carl drives 10 miles in 20 minutes, how many miles can he drive in a hour? (proportion)

30 miles

500

On a map, the distance between Charleston and Mt. Pleasant is 3.2 cm. The scale is 1 cm = 25 mi. What is the actual distance between the two towns? (proportion)

80 mi