Choose the words that describe this scatterplot:
a. Positive, Negative, or No Association?
b. Linear or Nonlinear?
Negative and Linear
What is the value of (42 - |-18|)?
24
What type of transformation changes the size of the figure after it is transformed?
Dilation
What is the slope of y=-2x + 5?
Slope = -2
If a cylinder has a volume of 12 cubic inches, what is the volume of a cone with the same height and radius?
4 cubic inches
How many pages would be read after 10 hours of reading?
400 pages
Solve for x.
-3x + 7 - 5x = -21
x = 4
What type of transformation is this?
Translation (slide)
A linear function for the amount of laundry detergent used is represented by y = -1.6x + 50, where x is the number of loads and y is ounces of detergent in the bottle. How much detergent is left after 10 loads of laundry?
34 oz.
Find the volume of the rectangular prism. V=Bh
V = 210 cm cubed
Simplify.
2x^3(4x^7)
8x^11
Solve for x.
-6(2x - 3) + 4 = -26
x = 4
How many degrees and in which direction is triangle ABC rotated to A'B'C'?
90 degrees clockwise
What is the linear equation for this graph?
y=-1/2x - 3
Find the volume of the cone. V = Bh/3
V = 11.8 cubic inches
Find the length of the line.
How many solutions does the equation have?
1/3x-5=2/3x-5
One solution
x=0
Name the new ordered pairs of triangle ABC after reflecting over the y-axis.
A' = (5, 2)
B' = (3, 1)
C' = (2, 5)
Which linear function has a bigger slope?
Function B. 1/2 is larger than 1/4.
Find the surface area of the sphere. SA =
4pir^2
SA = 498.5 cm squared
How much longer is Path B than Path A? (round to the nearest tenth)
24.6 yards
Solve.
x+1/3x+1/2x+16=49
x = 18
Name the ordered pairs if you translated 4 units up and 1 unit to the left.
F' = (0,7)
G' = (2,5)
H' = (-2,1)
E' = (-4,3)
Leonard started out with $50 and saves $12 each week. How many weeks will it take for him to have $206?
206 = 12x + 50
x = 13 weeks
A pyramid has a volume of 360 cubic feet and a radius of 10 feet. What is the height of the pyramid?
V = (Bh)/3
3.44 feet