Vocabulary
Another word for Rate of Change
Slope
3x+ 6= 42 x=?
12
What is the slope of this equation and y-intercept?
y= -3x + 12
slope is -3
Y-intercept = 12
What is the volume of a rectangular prism that has a length of 12 inches, width of 8 and height of 4?
384 cubed inches
If Angles A and B are supplementary angles and Angle A is 45 degrees what is angles B?
Angle B is 135 degrees
y-intercept
2.5 (x + 5) = 7.5x - 0.5
x=2.6
What is the slope of this equation?
4x + 2y = 12
slope = -2
A cone has a height of 15 inches and a radius of 7 inches. What is its volume? round to the nearest tenth.
769.7
If angles A and B are complementary, what is Angle B is Angle A is 52 degrees?
38 degrees
What type of graph do you have when the points are all over the place?
Scatter plot
For extra points ( No association)
A study was conducted to determine the relationship between the age, x, in years, of a certain brand of motorcycle and its value, y, in dollars. The equation y= -750x + 8,500 best models the data. Based on the equation, what is the estimated value of a motorcycle that is 5 years old?
$4750
What is the slope of this equation?
2x + 4y = 12
Slope = -1/2
A cone has a height of 13 inches and a diameter of 9 inches. What is its volume? round to the nearest tenth.
275.7
The measure of an angle is fourteen times the measure of its supplementary angle. What is the measure of each angle?
168 degrees and 12 degrees
The amount of space that an object occupies
volume
3n + 16 = 5n +4 n =?
n=6
What does the slope describe?
The steepness of a line
what is the height of cone that has a volume of about 261.799
TRIPLE POINTS
height = 10
The measure of an angle is thirty-five times the measure of its complementary angle. What is the measure of each angle?
2.5 degrees 87.5 degrees
A U shaped graph is called this
Quadratic equation
Example:(Parabola)
-1/3 (6y + 6) +21 = 3y
y= 19/5 or 3.8
SYSTEMS OF EQUATIONS QUESTION
Y=2x -6
6x + 3y = 78
Triple Points
x= 8, y= 10
A cylinder and a cone have the same volume.The cylinder has a radius of 2 inches and a height of 3 inches.The cone has a radius of 3 inches.What is the height of the cone ?
4
An angle measures 166.4° more than the measure of its supplementary angle. What is the measure of each angle?
6.8 degrees and 173.2 degree