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 Searched for: LC Classification is Science -- Mathematics -- Geometry -- Special topics in plane geometry -- Straight lines, angles, triangles, etc. Results 1 - 5 of 6
This geometry lesson from Illuminations examines regular polygons. Students will study reflections using hinged mirrors and examine the interior angles of regular polygons. The lesson allows students to look at the...
This geometry lesson from Illuminations introduces a hands-on learning activity for students in grades 9-12. The class will use pasta to create models of triangles. They will examine the relationship between sides and...
In the introduction to this site we learn that, "A fundamental result of geometry, used often in secondary and collegiate mathematics, is the equality of ratios of corresponding sides in similar triangles." Accordingly...
In general, a triangle is defined by its three elements. SAS, ASA, and SSS provide three well-known examples but there are many more. Bogomolny provides a table of constructions (linked to constructions) and invites...
This is an interactive site that explains the ideas behind trigonometry. It also offers hands on experience in working with triangles.
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