Defining Rotations

Author:
kathleenh
Topic:
Rotation

Move points A, B, C and P. Slide the slider to adjust the degree of rotation. Click the boxes to show the path and degree of rotation for A', B', and C'.

Question 1

Starting at zero degrees, change the degree of rotation from 0 to 360 degrees. What do you notice?

Question 2

Unselect "Circular Arcs" and select "A'". Move the slider to change the degree of rotation. What happens to A'?

Question 3

Move point P to point A. How does this affect A'?

Question 4

What is true about the path created by the rotation of A', B' and C' about point P?

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

Question 5

Write a precise definition for a rotation, using the following words or objects:

  • Point A
  • Point A'
  • Point P
  • center of rotation
  • angle of rotation, d
  • circle
  • radius
  • counterclockwise

Question 6

Which of the following are properties of the rotated triangle A'B'C'?

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