Graphs
Graphs II
Equations
Tables
C.O.P. Category
100
What are the coordinates for the 3 points shown on the graph?
(5,6) (10,12) (15,18)
100
What is the y - coordinate in the ordered pair (4,7)?
The y - coordinate is 7.
100
What operations must an equation have for it to be proportional?
Multiplication or Division
100
Is the table proportional? Explain.
Yes because all the ratios
have the same constant
of proportionality.
100
How can you shorten the term Constant of Proportionality?
C.O.P.
200
Is the graph proportional? Explain why or why not.
No, the graph is not proportional
because the line does not
go through the origin.
200
What is the x - coordinate for the ordered pair (2,9)?
The x - coordinate is 2.
200
Is this equation proportional? Be ready to explain why or why not.
y = 2x + 5
No, because it has addition!
200
Is the table proportional? Explain.
No because not all the ratios
have the same constant
of proportionality.
200
What is the Unit Rate / Constant of Proportionality for this graph?
k = 8
300
Is this graph proportional? Explain why.
Yes, because the graph is a straight line and it goes through the origin (0,0)
300
DAILY DOUBLE!!!!!!!
What color are Ms. McKinley's eyes?
300
Is this equation proportional? Be ready to explain why or why not.
25 ÷ x = 8
Yes, this equation is proportional because is only have division.
300
Double Jeopardy!!!!!
How many siblings does Ms. McKinley have? How many are boys and how many are girls?
Ms. McKinley has 3 siblings.
2 sisters and 1 brother
300
What does the Constant of Proportionality represent?
What is the definition?
The number that shows the relationship between two values or amounts of an object
The number that you multiply by
400
Is this graph proportional? Explain.
Yes, because the line is straight and passes through the origin.
400
Select all that are true from the graph provided.
A) The point (24, 2) is on the proportional graph.
B) 12 hours cost $1
C) 8 hours cost $96
D) 1 hour cost $12
C and D are true
400
What is the rule for the table?
BONUS: Create an equation given the table.
The rule is ... Multiply by 4
BONUS: The equation is ... x ⋅ 4 = y
400
This table shows a proportional relationship. Fill in the missing values.
400
What is the Unit Rate / Constant of Proportionality for this graph?
k = 2
500
What is the Unit Rate / C.O.P. for the graph?
Remember you need the labels!!
25 dollars per hour
500
Which line is the fastest?
Line B because it would cross the finish line first.
Line B is steeper and closer to the y - axis.
500
What is the rule for the table?
BONUS: Create an equation given the table.
The rule is ... Multiply by 1.5
BONUS: The equation is ... x ⋅ 1.5 = y
500
What is the Unit Rate or C.O.P. for the table.
Remember you need the label!!
5 miles per day
500
When is Ms. McKinley's birthday?
December 6th