๐Ÿงฎ 4th Grade ยท Math4.G.A.1Unit 11: Angles, lines & shapes

Points, lines, rays and angles

Google Classroom

๐ŸŽฏ Objective: Students draw and identify points, lines, segments, rays and angles.

Lesson outline

  1. Find examples in the room: a corner, a laser beam, a floor line.
  2. Draw and label each with notation.
  3. Practice.
  4. Exit: draw ray AB.

Lesson 1 of 6 in this unit. In the Lesson Planner this lesson takes 1โ€“3 class periods depending on your timetable: day 1 introduce & model, then practice, small-group reteach and a quick check.

๐Ÿ“ Standard

4.G.A.1

Common Core State Standards for Mathematics, Grade 4 โ€” typical US scope & sequence

๐Ÿ Unit goals

  • Measure and draw angles with a protractor
  • Classify shapes by lines and angles
  • Identify lines of symmetry

โœ… Check for understanding

End with the exit ticket in the outline. Sort answers into got it / almost / not yet and start the next lesson with a 5-minute reteach for the โ€œnot yetsโ€.

Practice & resources on Thinkabara

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More lessons in โ€œAngles, lines & shapesโ€

  1. Points, lines, rays and angles
  2. Angles as turns
  3. Measure and draw angles
  4. Adding angles
  5. Parallel and perpendicular lines
  6. Lines of symmetry

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