5.MATH.8.A

Describe the key attributes of the coordinate plane, including perpendicular number lines (axes) where the intersection (origin) of the two lines coincides with zero on each number line and the given point (0, 0); the x-coordinate, the first number in an ordered pair, indicates movement parallel to the x-axis starting at the origin; and the y-coordinate, the second number, indicates movement parallel to the y-axis starting at the origin.

Grade 5 · Texas Essential Knowledge and Skills (TEKS) · TEKS 2012

Standard Unwrapping

AI-generated as a starting point — sign in to edit.
Vocabulary
key attributescoordinate planeperpendicular number linesaxesintersectionoriginzeronumber linepointx-coordinateordered pairx-axisy-coordinatey-axis
Skills
  • describe (key attributes of the coordinate plane) #dok2
  • identify (perpendicular number lines and their intersection) #dok1
  • explain (the meaning and use of the origin, x-axis, and y-axis) #dok2
  • interpret (location of a point using an ordered pair) #dok2
Learning Targets
  • I can identify the x-axis and y-axis as perpendicular number lines that intersect at the origin. #dok1
  • I can describe the key attributes of the coordinate plane, including axes, origin, and ordered pairs. #dok2
  • I can explain how the x-coordinate and y-coordinate indicate movement from the origin on a coordinate plane. #dok2
  • I can interpret the location of a point on a coordinate plane using an ordered pair. #dok2
Big Ideas
  • The coordinate plane is a system for locating points using ordered pairs determined by two intersecting number lines.
  • Understanding how to interpret and describe the position of points on the coordinate plane is foundational for graphing and mathematical reasoning.
Essential Questions
  • What are the key attributes of the coordinate plane and how do they help us locate points?
  • How do the x-axis and y-axis work together to organize the coordinate plane?
  • Why is the origin an important point, and how does it help you understand positions on the plane?
  • How do you use the x-coordinate and y-coordinate to find a point’s location?
  • What real-world situations might require you to use the coordinate plane to describe locations or relationships?