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Bellwork Monday, 8/22/16

posted Aug 22, 2016, 10:37 AM by Chris Buehnerkemper
Transformations will be applied to the shaded triangle to test whether the two triangles are similar. Which will cause the shaded triangle to coincide with the white triangle?
Answer choices:
  • a reflection across the x-axis and a 180-degree rotation about the origin
  • a reflection across the x-axis and a translation 2 units to the right
  • a reflection across the y-axis and a dilation of scale factor 2
  • a reflection across the y-axis and a dilation of scale factor 1/2
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