Right Triangle Trigonometry: Intro

Applet prompts students to interactively notice that right triangles similar by AA~ Theorem have ratios of any 2 sides that remain constant. (This is obviously the result of this similarity between any two triangles with 2 pairs of congruent angles.) The definitions of the 3 main trigonometric ratios can then follow.

 

Mary E Leahan

 
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ccss  ccss.hsg.srt.c.6  common  common-core  core  cosine  ratios  right  right-triangle  similar  similar-triangle sine soh-cah-toa tangent triangle triangles trig trigonometric trigonometry Илүүг харуулах …
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