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Rectangle

Instructions:

Below, you will find a rectangle centered at the origin (0,0). ✔️ Use the slider (a) to rotate the rectangle between 0 and 360 degrees. ✔️ Use the check boxes and sliders (m, b, α, and β) to explore the line(s) of reflection of the pre-image rectangle.

Specify the lines of reflection (symmetry) for the rectangle.

勾選所有適當的選項
  • A
  • B
  • C
  • D
核對我的答案 (3)

What is the minimum angle of rotation to map the rectangle onto itself?

Select all of the angles of rotation that will map the rectangle onto itself.

勾選所有適當的選項
  • A
  • B
  • C
  • D
核對我的答案 (3)

Which of the choices below describe the type of types of symmetry this figure has?

勾選所有適當的選項
  • A
  • B
  • C
  • D
核對我的答案 (3)