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LAR: Yes
Title: Diagonals to Quadrilaterals
Url: http://illuminations.nctm.org/Lesson.aspx?id=2189
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: Demonstrations
Instructional Materials
InteractiveResource (DCMI Type Vocabulary)
Lesson Plans
Mathematical Models
Mathematics Materials
Teaching Guides
Text (DCMI Type Vocabulary)
Format: html
pdf
Audience: Secondary Education
Students
Teachers
Language: English
Rights: National Council of Teachers of Mathematics
Access Rights: Free access
Date Of Record Release: 2010-12-15 03:00:02 (W3C-DTF)
Date Last Modified: 2013-12-12 10:17:29 (W3C-DTF)
Source: Scout Staff  Scout Staff
Full Record Views: 57
Resource URL Clicks: 18
Cumulative Rating: NOT YET RATED
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