The Sine and Cosine Ratios

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.

 

Jodi Clarke

 
Resource Type
Activity
Tags
ccss  ccss.hsg.srt.c.6  common  common-core  core  right  similar  soh-cah-toa  tangent  triangle  trig trigonometric trigonometry Show More…
Target Group (Age)
15 – 18
Language
English
 
 
 
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