Geometry Topics Name: __________________________ Parallel Lines and Planes - Vocabulary Date: ___________________________ Intersecting Lines: __________________________________________________ __________________________________________________________________ Symbol: _______ Example: ____________________________ Perpendicular Lines: __________________________________________________ _________________________________________________________________ Symbol: ______ Concurrent Lines: ____________________________________________________ ________________________________________________________________ Example: _________________________ ________________________________ Parallel Lines - ______________________________________________________ _________________________________________________________________ Symbol: ______________ Example: ___________________________ Intersecting Lines Perpendicular Lines Concurrent Lines Parallel Lines

Geometry Topics Name: __________________________ Parallel Lines and Planes – Vocabulary Date: ___________________________ Skew Lines Skew Lines - ________________________________________________________ __________________________________________________________________ Example: _________________________ Parallel Planes - ______________________________________________________ __________________________________________________________________ __________________________________________________________________ Example of Parallel Planes from figure above: ________________________________ Check for Understanding – Name each of the following using proper notation. Parallel Planes 1. Two parallel lines. ________________________ 2. Two parallel planes. ________________________ 3. Two skew lines. ________________________ 4. Two intersecting planes. ________________________ 5. Two intersecting lines. ________________________ 6. Three concurrent lines. ________________________ 7. Four coplanar points. ________________________ 8. Two perpendicular lines. ________________________ Figure is a cube. 1. ED Ç DB ________________________ 2. EDFG Ç DFCB ________________________ 3. Classify GE and DF. ________________________ 4. Classify GE and DB. ________________________ 5. Classify GE and EA. ________________________ 6. Classify GE and BC. ________________________

Geometry Topics Name: __________________________ Parallel Lines and Planes – Vocabulary Date: ___________________________ Transversal Transversal: ____________________________________________________________ ____________________________________________________________________________________________________________________________________________ Diagrams: Note: _____________________________________________________________ Pairs of Angles: 5 2 3 6 7 1 8 4