Comparing 2-D and 3-D shapes · seed 1 · A4, ink-friendly. The answer key prints on its own page for grown-ups.

Sides and corners of shapes

Mathematics · Geometry · ages 5-6
Name ______________________   Date ____________

  1. How many sides does a rectangle have?

    • 3
    • 5
    • 6
    • 4

  2. A triangle has how many sides?

    Answer: ______________

  3. Count the sides of this triangle.

    • 2
    • 3
    • 4

  4. A cube has flat square faces.

    Circle one:   True   False

  5. Which solid has 6 square faces?

    • cube
    • sphere
    • cone
    • cylinder

  6. Which words describe a cube?

    • Square faces and corners
    • Round and no corners
    • Only 3 sides

  7. A cube has how many corners?

    Answer: ______________

  8. A rectangle has how many corners?

    Answer: ______________

  9. Mia says a triangle has more sides than a rectangle. Is she right?

    • No, a rectangle has more sides
    • Yes, she is right
    • No, they both have the same number

  10. A ball is solid and a box is solid, but a drawn circle is flat. Is that right?

    Circle one:   True   False

LightMySky · lightmysky.comW1-mt_yGv8doDAmp-s1

Answer key

For grown-ups. Fold this page away before handing over the rest.

Sides and corners of shapes W1-mt_yGv8doDAmp-s1

  1. 4 · A rectangle has 4 sides.
  2. 3 · A triangle has 3 sides.
  3. 3 · A triangle has 3 straight sides.
  4. True · Yes, each flat side of a cube looks like a square.
  5. cube · A cube is boxed by 6 squares.
  6. Square faces and corners · A cube has flat square faces and sharp corners.
  7. 8 · A cube has 8 corners.
  8. 4 · A rectangle has 4 corners.
  9. No, a rectangle has more sides · A triangle has 3 sides and a rectangle has 4, so Mia is wrong.
  10. True · Right. Balls and boxes fill space; drawings stay flat.
Worksheet · LightMySky