Tricky Triangles by IA9WdI8

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									  Tricky Triangles
Geometry in the Real
      World
         Sam Rose and Taylor Friday
        What are Triangles
Triangles have:
  Triangles have three sides
  Three angles
  180 degrees


Triangles can be classified by two ways:
  By their sides
  By their angles
      Measuring 2D triangles
There are two ways to measure triangles:
  Perimeter (add up all sides a b c)




  Area (1/2 Base x Height)
         Triangular Prisms
Two ways to Measure Triangular Prisms:
 Volume (area of triangle x length)




 Surface Area (find area of all sides add
 together)
          Triangular pyramid
Two ways to measure triangular pyramids:
  Volume (1/3BH)




  Surface Area (find area of all sides add
   together)
    Comprehension Questions
What is a triangle?




How many sides?
   Comprehension Questions
How many ways are there to measure a 2D
 triangle?

How many types of 3D triangles?

How many ways are there to measure a 3D
 triangle?
                   Works Cited
http://www-
  rohan.sdsu.edu/~renglish/377/notes/chapt04/triangles.jpg

http://aleph0.clarku.edu/~djoyce/java/trig/right.gif

http://www.olemiss.edu/mathed/geometry/triangles.gif

http://members.aol.com/Polycell/tdodpr.gif

http://www.cit.gu.edu.au/~anthony/graphics/polyhedra/prisms/triang
   ular_prism.jpg

http://surf.to/midithemes

								
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