Worksheet
Curated OER

Identify Lines, Line Segments, and Rays

For Students 4th - 6th
Upper grade pupils identify diagrams, checking the appropriate box for each. A reference web site is given for additional activities.
Lesson Plan
Curated OER

Points, Lines, Planes, and Space

For Teachers 9th - 12th
For this points, lines, planes, and space worksheet, students solve word problems dealing with points, lines, planes, and space. Students complete 20 individual problems and 20 group problems.
Lesson Plan
EngageNY

Tangent Segments

For Teachers 9th - 12th Standards
What's so special about tangents? Learners first explore how if a circle is tangent to both rays of an angle, then its center is on the angle bisector. They then complete a set of exercises designed to explore further properties and...
Lesson Plan
Virginia Department of Education

Constructions

For Teachers 9th - 11th Standards
Pupils learn the steps for basic constructions using a straightedge, a compass, and a pencil. Pairs develop the skills to copy a segment and an angle, bisect a segment and an angle, and construct parallel and perpendicular lines.