Google Classroom
GeoGebraGeoGebra Classroom

Investigating Dilation and Similarity

Topic:
Dilation

Dilations

In the applet below, triangle A1A2A3 is fixed. Move the slider, n, and observe the behavior of triangle B1B2B3. Then answer the questions that follow. Note that , , and . Similarly, , , and .

Corresponding Sides

Which side of triangle B1B2B3 corresponds to side a3 of triangle A1A2A3?

Select all that apply
  • A
  • B
  • C
Check my answer (3)

Corresponding Sides

Which side of triangle B1B2B3 corresponds to side a2 of triangle A1A2A3?

Select all that apply
  • A
  • B
  • C
Check my answer (3)

Which side of triangle B1B2B3 corresponds to side a1 of triangle A1A2A3?

Select all that apply
  • A
  • B
  • C
Check my answer (3)

Ratios of corresponding sides.

Describe the ratios of the corresponding sides, (sides of ) as you move the slider, n.

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)