geometry standards
4.G.A.1a- I can draw points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines.
4.G.A.2a- I can classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines.
4.G.A.2b- I can classify two-dimensional figures based on their angles.
4.G.A.2b- I can classify two-dimensional figures based on their angles.
videos:
https://www.youtube.com/watch?v=10dTx1Zy_4w (recognizing 2D shapes) https://www.youtube.com/watch?v=FtjNtFIXOWQ (classifying 2D shapes) |
4.G.A.2c- I can identify right triangles.
4.G.A.3- I can identify a line of symmetry for a two-dimensional figure as a line across the figure such that the figure can be folded along the line into matching parts. I can draw lines of symmetry.
4.MD.6a- I can measure angles in whole-number degrees using a protractor.
videos:
https://www.youtube.com/watch?v=H-de6Tkxej8 (Intro to angles & labeling angles) https://www.youtube.com/watch?v=NVuMULQjb3o (types of angles) https://www.youtube.com/watch?v=584R4qhWsAs (how to use a protractor to measure angles) |
4.MD.6b- I can sketch angles of a specified measure.
4.MD.7- I can add angle measures and use addition and subtraction to find unknown angles.
videos:
https://www.youtube.com/watch?v=BTnAlNSgNsY (complimentary & supplementary angles) https://www.youtube.com/watch?v=z8BoVhTkaBw (finding unknown angle) |
4.OA.5- I can generate a number or shape pattern and explain the rule.
videos:
https://www.youtube.com/watch?v=l-6uEtTBH7g(number pattern) https://www.youtube.com/watch?v=KSrnZMAfwTM (visual model) https://www.youtube.com/watch?v=SBnx-3YvqNg (numbers & shapes) https://www.youtube.com/watch?v=PhFhnUJIhw0 (patterns & algebra) |