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Title: Diagonals to Quadrilaterals
Url: https://www.nctm.org/Classroom-Resources/Illuminations/Lessons/Diagona...
Publisher: National Council of Teachers of Mathematics
Description: This lesson from Illuminations focuses on quadrilaterals. Students will start with the diagonals of a shape and then deduce the type of quadrilateral that surrounds them. An interactive applet is included that will help learners understand the relationship between diagonals and the shapes they form. The lesson is intended for grades 9-12 and should require 2 class periods to complete.
LC Classification: 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 -- Polygons
Mathematics -- Quadrilaterals
Mathematics -- Geometry
Resource Type: Instructional Material
Instructional Material -- Model
Instructional Material -- Demonstration
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: 24
Resource URL Clicks: 18
Cumulative Rating: NOT YET RATED
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