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Symmetry

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Lines of Symmetry for Regular Polygons

Subtopic

Lines of Symmetry for Regular Polygons under Symmetry for Grade 7 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    A regular polygon with 9 equal sides and 9 equal angles has how many lines of symmetry?

    A.

    3

    B.

    18

    C.

    9

    D.

    27

  2. 2.

    How many lines of symmetry can be drawn in a regular polygon with 15 sides?

    A.

    15

    B.

    5

    C.

    30

    D.

    3

  3. 3.

    How many lines of symmetry does a regular polygon with 1000 sides have?

    A.

    500

    B.

    1000

    C.

    2000

    D.

    1

Download the worksheet for Symmetry - Lines of Symmetry for Regular Polygons to practice offline. It includes additional chapter-level practice questions.

Rotational Symmetry

Subtopic

Rotational Symmetry under Symmetry for Grade 7 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the angle of rotation for a regular polygon with 1515 sides?

    A.

    15∘15^\circ

    B.

    24∘24^\circ

    C.

    30∘30^\circ

    D.

    36∘36^\circ

  2. 2.

    If a figure looks identical after a 1/31/3 turn, its order of rotational symmetry is:

    A.

    1

    B.

    2

    C.

    3

    D.

    6

  3. 3.

    If a regular polygon has an angle of rotation of 40∘40^\circ, how many sides does it have?

    A.

    7

    B.

    8

    C.

    9

    D.

    10

Download the worksheet for Symmetry - Rotational Symmetry to practice offline. It includes additional chapter-level practice questions.

Order of Rotational Symmetry

Subtopic

Order of Rotational Symmetry under Symmetry for Grade 7 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If a flower has 55 identical petals, its order of rotational symmetry is:

    A.

    1

    B.

    5

    C.

    10

    D.

    2.5

  2. 2.

    A regular polygon with an angle of rotation of 30∘30^\circ has an order of rotational symmetry of:

    A.

    6

    B.

    12

    C.

    15

    D.

    10

  3. 3.

    A paper fan made of 1212 identical folds arranged in a circle has an order of rotational symmetry of:

    A.

    6

    B.

    12

    C.

    24

    D.

    1

Download the worksheet for Symmetry - Order of Rotational Symmetry to practice offline. It includes additional chapter-level practice questions.

Line Symmetry and Rotational Symmetry

Subtopic

Line Symmetry and Rotational Symmetry under Symmetry for Grade 7 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of these figures has rotational symmetry of order 44?

    A.

    A rectangle

    B.

    A square

    C.

    An equilateral triangle

    D.

    A regular hexagon

  2. 2.

    A square has a smallest angle of rotation of:

    A.

    45∘45^\circ

    B.

    90∘90^\circ

    C.

    180∘180^\circ

    D.

    360∘360^\circ

  3. 3.

    How many lines of symmetry does the letter 'A' have?

    A.

    00

    B.

    11

    C.

    22

    D.

    33

Download the worksheet for Symmetry - Line Symmetry and Rotational Symmetry to practice offline. It includes additional chapter-level practice questions.