Wednesday, May 22, 2013

Unit 2, Day 6

Unit 2, Day 6: Objective: Special right traingles

Define: A special triangle is a right triangle with some regular feature that makes calculations on the triangle easier, or for which simple formulas exist.

File:Euler diagram of triangle types.svghttp://www.gogeometry.com/geometry/special_right_triangles.gif

Quiz:

1. Find the exact value of
           sin 45º + cot 45º.  


2. Find the exact value of
           (cos 45º)(cos 45º).

 
3. What three mathematic strategies do you use in solving triangles?

Answer Key:

1.  

2.
 
3. Sin, Cos, Tan

Video: http://www.youtube.com/watch?v=nVTtSE5nv7c

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