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?