Scale Factor
Proportional Relationships
Random
Circles
6th grade review
100
Describe what happens to an image after it is scaled with a scale factor of 5/3
The image gets larger because 5/3 is more than 1
100
In the equation y=2.4x, what is the constant?
2.4
100
What is Mrs. Wong’s first name?
Tram
100
What is the diameter of a circle with a radius 60 in?
120 in
100
What is 25% of 80?
20
200
Give a scale factor that will create a smaller image
Answers vary - number must be smaller than 1
200
Does this table represent a proportional relationship? Explain why or why not.
No, there is no constant
No, it does not start at (0,0)
200
Name a Backstreet Boys song
Answers vary - Mrs. Wong will know :)
200
What is the radius of a circle with a diameter of 130 cm?
65 cm
200
Divide 5 and 1/4
20
300
What is the scale factor from the left figure to the right figure?
1/2
300
Write an equation for the relationship where y is the cookies and x is the cost.
y = 1/4x
300
Name 5 characters from Peppa Pig
Answers vary - teacher will verify
300
What is the diameter of a circle with a circumference of 120 in?
~38in
300
Simplify the fraction
400
Triangle A has side lengths 4cm, 8cm, 7cm. Triangle B has side lengths 12cm, 25cm, 21cm. Are they scaled drawings? Why or why not?
No, there is no scale factor. 8 x 3 is not 25cm
400
Write an equation to represent the proportional graph.
y=2x
400
What is Kerr's mascot?
Kerr Knights
400
Find the area of a circle with a diameter of 14in.
~154in2
400
Multiply.
500
What is the scale factor from Triangle PQR to Triangle STU?
1.5 or 1 ½
500
Write an equation for the proportional table
y=1.5x
c=1.5p
500
Name 2 sports teams that do NOT end with the letter "S". (For example, the Kings will not work since it ends with an S)
Heat, Thunder, Jazz, Magic, White Sox, Red Sox, Lightning, Wild, Thundering Herd - teacher will need to verify through a search
500
Find the diameter, radius, and area of a circle with a circumference of 38 feet.
Diameter ~ 12 feet
Radius ~ 6 feet
Area ~ 113 feet2
500
Subtract
11/20