Symmetry

Question 1

Which diagram represents a line of symmetry for the regular pentagon?

Revolt · Accepted Answer

B:

Question 2

The square has -fold reflectional symmetry.

Revolt · Accepted Answer

D: 4

Question 3

The rectangle has rotational symmetry of order .

Revolt · Accepted Answer

C: 2

Question 4

Which statements are true regarding the regular dodecagon? Check all that apply.

Revolt · Accepted Answer

A: The smallest angle of rotational symmetry for the dodecagon is 30°.; B: The dodecagon has a rotational symmetry of 180°.; E: The angles of rotational symmetry for the dodecagon are multiples of 30°.

Question 5

The decagon has a -fold reflectional symmetry.

Revolt · Accepted Answer

D: 10

Question 6

The regular octagon has -fold reflectional symmetry.

Revolt · Accepted Answer

C: 8

Question 7

The rectangle's rotational symmetry occurs for angles of degrees.

Revolt · Accepted Answer

C: 180 and 360

Question 8

The order of rotational symmetry for the decagon is .

Revolt · Accepted Answer

D: 10

Question 9

The smallest angle of rotational symmetry for the decagon is degrees.

Revolt · Accepted Answer

A: 36

Symmetry Answers

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