# Identify and model points lines and planes Identify

• Slides: 24

• Identify and model points, lines, and planes. • Identify intersecting lines and planes.

Content Standards G. CO. 1 Know precise definitions of angle, circle, perpendicular line, parallel line, and line segment, based on the undefined notions of point, line, distance along a line, and distance around a circular arc. Mathematical Practices 4 Model with mathematics. 6 Attend to precision.

• undefined term • definition • point • defined term • line • space • plane • collinear • coplanar • intersection

Name Lines and Planes A. Use the figure to name a line containing point K.

Name Lines and Planes B. Use the figure to name a plane containing point L.

A. Use the figure to name a line containing the point X. B. Use the figure to name a plane containing point Z.

Model Points, Lines, and Planes A. Name the geometric shape modeled by a 10 12 patio. B. Name the geometric shape modeled by a button on a table. C. Name the geometric shape modeled by a colored dot on a map used to mark the location of a city. D. Name the geometric shape modeled by the ceiling of your classroom.

Draw Geometric Figures Draw a surface to represent plane R and label it.

Draw Geometric Figures Draw a line anywhere on the plane.

Draw Geometric Figures Draw dots on the line for point A and B. Label the points.

Draw Geometric Figures

Draw Geometric Figures Draw dots on this line for point D and E. Label the points.

Draw Geometric Figures Label the intersection point of the two lines as P.