Geometry
NC.4.G.1 – Draw and identify points, lines, line segments, rays, angles, and perpendicular and parallel lines.
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(chorus)
We can use a protractor to measure angles
We can use a protractor to measure angles
When you rotate two rays you get angles
When you rotate two rays you get angles
All angles have a vertex, vertex
All angles have a vertex, vertex
(verse)
Right angle looks like an “L” and measure 90 degrees
Right angle looks like an “L” and measure 90 degrees
Acute angles are less than 90 degrees
Acute angles are less than 90 degrees
Obtuse angles are more than 90 degrees but less than 180
Obtuse angles are more than 90 degrees but less than 180
(chorus)
We can use a protractor to measure angles
We can use a protractor to measure angles
When you rotate two rays you get angles
When you rotate two rays you get angles
All angles have a vertex, vertex
All angles have a vertex, vertex