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Understanding Slope and Lattice Points

Understanding Slope and Lattice Points

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Thomas White

FREE Resource

This video tutorial explains how to determine the slope (m), y-intercept (b), and equation of a line in the first quadrant. It covers identifying lattice points, drawing slope triangles, and writing equations in slope-intercept form. The video includes multiple example problems to illustrate these concepts, emphasizing the importance of understanding the rise over run formula and how to handle different axis intervals. The tutorial concludes with tips on recognizing positive and negative slopes.

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main objective of the video?

To understand the history of mathematics

To explore the concept of angles

To determine the slope, y-intercept, and equation of a line

To learn about different types of graphs

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a lattice point?

A point where x is a fraction and y is an integer

A point where x is an integer and y is a fraction

A point where x and y are both fractions

A point where x and y are both integers

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you identify a lattice point on a graph?

By finding points where x and y are both integers

By finding points where x and y are both fractions

By finding points where x is an integer and y is a fraction

By finding points where x is a fraction and y is an integer

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for slope?

Rise over run

Difference of x and y

Sum of x and y

Run over rise

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the y-intercept represent?

The lowest point on the line

The point where the line crosses the x-axis

The point where the line crosses the y-axis

The highest point on the line

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the equation of a line written in slope-intercept form?

y = b - mx

y = b + mx

y = mx - b

y = mx + b

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the second example, what is the slope of the line?

7/5

2

5/7

10/3

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