Geometry Lesson 1.2 Points, Lines, and Planes - Hialeah Senior High School

Geometry Lesson 1.2 Points, Lines, and Planes

August 17, 2007

Objectives

Students will be able to: Define: Point, line, plane, collinear, coplanar, line segment, ray, intersect, intersection Name collinear and coplanar points Draw lines, line segments, and rays with proper labeling Draw opposite rays Sketch intersections of lines and planes and two planes

Warm-Up: Common Words

What are "common words" we use in everyday conversation? Do you have to think about their meaning? What if you didn't know these words? In today's lesson you will learn about common words needed to speak the language of geometry

Warm-Up Activity: Points & Lines

Mark the intersection of Hayden and McDonald

Mark the intersection of Hayden and Indian Bend

Mark the intersection of Hayden and Jackrabbit

What appears to be true of the dots you made?

?Mark the intersection of Hayden and McDonald ?Mark the intersection of Hayden and Indian Bend ?Mark the intersection of Hayden and Jackrabbit ?What appears to be true of the dots you made?

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