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Celeste International School

Grade 1 · Worksheet

Geometry

2D shapes & symmetry

Name: ______________________________Date: ______________Score: ______ / 20
  1. 1.

    A flat shape with 3 sides is a...

    1. Atriangle
    2. Bsquare
    3. Cpentagon
  2. 2.

    How many sides does a square have?

  3. 3.

    A flat shape with 5 sides is a...

    1. Ahexagon
    2. Bpentagon
    3. Coctagon
  4. 4.

    How many sides does a pentagon have?

  5. 5.

    A flat shape with 6 sides is a...

    1. Apentagon
    2. Boctagon
    3. Chexagon
  6. 6.

    How many sides does a hexagon have?

  7. 7.

    A flat shape with 8 sides is an...

    1. Ahexagon
    2. Bpentagon
    3. Coctagon
  8. 8.

    How many sides does an octagon have?

  9. 9.

    How many sides does a triangle have?

  10. 10.

    A round, flat shape with no corners is a...

    1. Acircle
    2. Bsquare
    3. Ctriangle
  11. 11.

    A 2D shape is flat.

    True False
  12. 12.

    A shape is symmetrical when it is...

    1. Aall one colour
    2. Bthe same on both sides
    3. Cvery big
  13. 13.

    A line you can fold along to make both halves match is a...

    1. Aside
    2. Bcorner
    3. Cline of symmetry
  14. 14.

    A line of symmetry can go up and down (vertical).

    True False
  15. 15.

    A line of symmetry can go across (horizontal).

    True False
  16. 16.

    How many sides does a rectangle have?

  17. 17.

    Which shape has 4 equal sides?

    1. Arectangle
    2. Btriangle
    3. Csquare
  18. 18.

    A pentagon has more sides than a triangle.

    True False
  19. 19.

    An octagon has 6 sides.

    True False
  20. 20.

    Which has more sides, a hexagon or a pentagon?

    1. Ahexagon
    2. Bpentagon
    3. Cthey are the same
Celeste International School

Answer key

Geometry — 2D shapes & symmetry

  1. 1.A. triangle
  2. 2.4
  3. 3.B. pentagon
  4. 4.5
  5. 5.C. hexagon
  6. 6.6
  7. 7.C. octagon
  8. 8.8
  9. 9.3
  10. 10.A. circle
  11. 11.True
  12. 12.B. the same on both sides
  13. 13.C. line of symmetry
  14. 14.True
  15. 15.True
  16. 16.4
  17. 17.C. square
  18. 18.True
  19. 19.False
  20. 20.A. hexagon