Math Practice Online > free > lessons > California > 4th grade > Line Segments
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Determine the length of a horizontal or vertical line
This topic aligns to the following state standards
Grade 4: NS 1.8 Use concepts of negative numbers (e.g., on a number line, in counting, in temperature, in "owing").
Grade 4: MG 2.2 Understand that the length of a horizontal line segment equals the difference of the x- coordinates.
Grade 4: MG 2.3 Understand that the length of a vertical line segment equals the difference of the y- coordinates.
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