8th Grade CC Review

Try with a Partner

Solve:

Try With a Partner

Solve

Try With a Partner

Is the table to the right proportional? If so how do you know? If not why not?

1 4

2 8

3 12

4 16

10 40

20 80

30 120

Try With a Partner

If I have a scale of ¼” = 1 foot how long is the line if it is representing 6 feet? How long is the line if it is representing 8 feet?

Try with a Partner

Place the following on a number line:

Try with a Partner:

Evaluate:

On your Own:

Fill out the missing parts of the table:

x 5x-1 y

1 4

2 5(2)-1

5(3)-1

5

With a Partner

Calvin and Hobbs are selling candy bars to save up money to buy the new Xbox One. They noticed after selling a total of 5 candy bars they have $15.00 in their piggy bank. Then after selling a total of 10 candy bars they have $25.00. Create a linear function that represents this situation.

With a Partner…

Calculate slope for the following:

(9,3) (3,2)

(2,4) (4,2)

(1,3) (7,3)

(1,1) (0,5)

Try with a Partner

0 Create a linear function that goes through the points (2,3) and (5,4).

With a Partner…

Solve the following equations:

Finding Probability

Example:

In a bag there are 10 marbles: 2 red, 3 blue, 4 green and 1 yellow. What is the likely hood of choosing a red marble? What is the chance of choosing the yellow marble? What color marble are you likely to choose?

WITH A PARTNER

Find the line of best fit of Smalltown’s population since 1970.

What is the slope and what does it mean in the context of the problem?

What will the population be in 2025?

When will the population be 25,000?

Year Population

1970 1,495

1980 1,635

1990 2,090

2000 5,780

2010 7,650

ON YOUR OWN

Find the measures of all angles.

On Your OwnFind the missing

length:

On your Own Prove this is a right

triangle:

On Your Own…

Find the Volume of the following:

On Your Own…

Find the Volume of the following:

On Your Own…

Find the Volume of the following:

On Your Own…

If I have the ordered pair (2,1) and it is reflected over the x-axis, what is the new ordered pair?

If I have the ordered pair (1,1) and it is translated 2 units up and 3 units over to the right, what is the new ordered pair?

I have a triangle and rotate it 900 around the origin, did the resulting triangle’s area change from the original one?