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Bellwork Tuesday 8/30/16

posted Aug 30, 2016, 8:30 AM by Chris Buehnerkemper
The angles of two triangles, listed in clockwise order, are {40°, 20°, x°} and {20°, y°, 100°}. Which similarity transformation is necessary to map the first triangle on to the second triangle?

Answer choices:
  • a dilation
  • a reflection
  • a rotation
  • There is no sequence of similarity transformations mapping the first triangle onto the second.