Shape 

Copyright David & Cynthia Thomas, 2009

 

More Triangle Recipes--Directed Activity: Side-Side-Angle

                                                                             

Focus

Constructions based on Side-Side-Angle. 

Technologies

·        Straightedge-and-compass

·        The Geometers Sketchpad

References

·        Euclid of Alexandria

http://www-gap.dcs.st-and.ac.uk/~history/Mathematicians/Euclid.html

Background

 

 

Figure 1.19: Side-Side-Angle

 

Tasks

1.      Do the segments and angle in Figure 1.19 determine a specific triangle or multiple triangles?   

2.      Explain and justify your conclusion.