Year 9

Angle review (9.5a)

Lessons (4)

  • In this lesson, we will review that the internal angles in a triangle sum to 180 degrees.
    1 Slide deck
    1 Worksheet
    1 Quiz
    1 Video
  • In this lesson, we will review that the total interior angles of polygons are made up of many triangles, and that this relationship is determined by the number of sides the polygon has.
    1 Slide deck
    1 Worksheet
    2 Quizzes
    1 Video
  • In this lesson, we will review how straight line angles sum to 180 degrees, and how angles around a point sum to 360 degrees.
    1 Slide deck
    1 Worksheet
    2 Quizzes
    1 Video
  • In this lesson, we will review the various angle facts that appear with a transversal and parallel lines.
    1 Slide deck
    1 Worksheet
    2 Quizzes
    1 Video