Lines, Rays & Angles
Draw and identify points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines; identify these in two-dimensional figures
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Teaching Table · Plan outline
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Check understanding
- Draw a pair of perpendicular lines and a pair of parallel lines
- Identify all pairs of parallel sides in a trapezoid
- Mark a right angle, an acute angle, and an obtuse angle in a given figure
“If your child is given a piece of paper and a ruler, can they draw a line segment, mark a point, and then draw another line through that point that runs perfectly parallel to the first?”
Curriculum record
- Type
- Procedural
- Subject
- Mathematics
- Domain
- Geometry
- Age range
- Ages 9–10