What is the formula for the perimeter of a rectangle?
NC Math I EOC Review

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Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The perimeter P of a rectangle is given by the formula P = 2(length + width).
2.
FLASHCARD QUESTION
Front
If the width of a rectangle is 3/4 its length, how can you express the width in terms of the length?
Back
Width = (3/4) * Length.
3.
FLASHCARD QUESTION
Front
What is a linear function?
Back
A linear function is a function that can be graphically represented as a straight line, typically in the form y = mx + b, where m is the slope and b is the y-intercept.
4.
FLASHCARD QUESTION
Front
What does it mean for a function to be modeled linearly?
Back
It means that the relationship between the variables can be represented by a straight line, indicating a constant rate of change.
5.
FLASHCARD QUESTION
Front
How do you calculate the total cost using a formula with multiple variables?
Back
You substitute the values of the variables into the formula and perform the arithmetic operations as indicated.
6.
FLASHCARD QUESTION
Front
What is an outlier in a data set?
Back
An outlier is a data point that differs significantly from other observations in the data set, often due to variability or measurement error.
7.
FLASHCARD QUESTION
Front
How does removing an outlier affect the mean and median of a data set?
Back
Removing a high outlier typically decreases the mean more than the median because the mean is sensitive to extreme values.
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