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Title: Perplexing Parallelograms
Url: https://www.nctm.org/Classroom-Resources/Illuminations/Lessons/Perplex...
Publisher: National Council of Teachers of Mathematics
Description: This geometry lesson from Illuminations asks students to draw two line segments through a point on the diagonal of a parallelogram and parallel to the sides. Students will examine a geometric shape, analyze the patterns of the shape, and create conjectures, which they will then try to prove or disprove. The material is appropriate for grades 9-12 and should require 1 class period to complete.
LC Classification: Science -- Mathematics -- Geometry
Science -- Mathematics -- Geometry -- Elementary geometry -- Problems, exercises, examinations
Science -- Mathematics -- Geometry -- Elementary geometry -- Study and teaching. Research
GEM Subject: Mathematics -- Instructional issues
Mathematics -- Geometry
Key Concept: Mathematics -- Geometry
Resource Type: Instructional Material
Instructional Material -- Model
Instructional Material -- Problem Set
Instructional Material -- Lesson/Lesson Plan
Instructional Material -- Interactive Simulation
Instructional Material -- Instructor Guide/Manual
Format: Document -- PDF
Document -- HTML
Audience: Educator
Learner
Education Level: High School
Language: English
Rights: National Council of Teachers of Mathematics
Access Rights: Free access
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Source: Scout Staff
Full Record Views: 29
Resource URL Clicks: 31
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