Algebra
The solution to x + 10 = 23.
What is 13?
An angle greater than 90 degrees.
What is an Obtuse Angle?
Right angle: 90 degrees
Acute angle: less than 90 degrees
Obtuse angle: more than 90 degrees
The Pythagorean Theorem.
What is a2 + b2 = c2 ?
c is the Hypotenuse of a Right Triangle
The middle number of a data set.
What is the median?
A sustained increase in prices over time.
What is Inflation?
Example: cost of groceries increasing over time
What is multiplication?
The word to describe two images that are the same size and shape.
What is Congruent?
A right triangle has an angle measured 62 degrees. What is the measure of the last angle?
What is 28 degrees?
The 3 angles in a triangle always add up to 180 degrees.
A right triangle has one 90 degree angle.
180 - 90 - 62 = 28
The distribution shape that is not symmetric.
What is Skewed?
Symmetric shapes: bell curve, uniform, bimodal
A percentage representing the portion of the labor force who is seeking a job but has not found one yet.
What is the Unemployment Rate?
A solution to x2 = 36.
What is 6 (or -6)?
6 * 6 = 36
-6 * -6 = 36
The volume of a cube with a side length of 2 inches.
What is 8 in3 ?
V = l * w * h
All sides are equal in a cube
2in * 2in * 2in = 8 in3
A number that cannot be represented as a fraction.
What is an irrational number?
The pieces of a Five-Number Summary.
What are the Minimum, Quartile 1, Median, Quartile 3, and Maximum?
The government sponsored practice of denying house loans and financial services to Black and Brown neighborhoods.
What is Redlining?
This type of sequence increases through multiplication.
What is a Geometric Sequence?
This divides an angle or a line segment into 2 equal pieces.
What is a bisector?
The length of the hypotenuse in a right triangle with side lengths 3 and 4.
What is 5?
The mean of the following data set is changed by how much when the maximum is removed from the set?
0 2 3 4 7 8 9 9 11 12
Lowered by 0.6
Mean = sum of data/# of data points
First mean: 65/10 = 6.5
Second mean: 53/9 = 5.9
6.5 - 5.9 = 0.6
The total amount of goods and services produced in a country.
What is GDP?
Gross Domestic Product
"Gross" = all
"Domestic" = at home
"Product" = things created
The 4th term of the sequence defined by f(n) = 3n-1.
What is 27?
A transformation that changes the size of a figure.
What is dilation?
The formula for sin(θ).
What is opposite over hypotenuse?
SOH-CAH-TOA
SineOppositeHypotenuse-CosineAdjacentHypotenuse-TangentOppositeAdjacent
The IQR, range, standard deviation, or the mean average deviation (MAD).
What is a measure of variability?
The name of the U.S. central bank, who controls interest rates in response to inflation.
What is the Federal Reserve?