9.2B Reflect a shape across a point

Author:
MevrouwFisscher
Topic:
Geometry, Rotation, Symmetry
Image
Do exercises 18 on page 159 of you textbook. Remember to use a pencil to draw the mirror image. Then answer the following online questions:

Question 1:

Can the smallest angle of rotation be 50 degrees?

Tick all that apply
  • A
  • B
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Why?

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Question 2:

For a certain figure with rotational symmetry, the smallest number angle of rotation is 30 degrees. Explain why this figure has point symmetry.

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