

Understanding Lines and Outliers
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Olivia Brooks
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the gradient a measure of?
The length of a line
The width of a line
The angle of a line
The steepness of a line
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the gradient of a line calculated?
By measuring the angle
By subtracting the y-intercept from the slope
By adding the x and y coordinates
By dividing the rise by the run
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a gradient of 1 indicate about a line?
The line rises one unit for every one unit it runs
The line is vertical
The line is horizontal
The line has no slope
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in calculating the y-intercept?
Finding the mean of x
Measuring the angle
Finding the mean of y
Calculating the gradient
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which letter is commonly used to represent the gradient in equations?
m
b
c
x
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general form of a line equation?
y = mx + b
y = b + mx
x = my + b
x = b + my
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the y-intercept represent in a line equation?
The angle of the line
The steepness of the line
The point where the line crosses the y-axis
The point where the line crosses the x-axis
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