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

Shapes You Can Draw and Build

Mathematics · Geometry · ages 7-8
Name ______________________   Date ____________

  1. What is the name of this shape? It has 5 straight sides and 5 corners.

    • Hexagon
    • Pentagon
    • Square

  2. Which shape has 5 straight sides?

    • Square
    • Rectangle
    • Pentagon
    • Hexagon

  3. How many sides does a hexagon have?

    Answer: ______________

  4. Count the sides of this shape. How many does it have?

    • 6
    • 5
    • 7

  5. You are building a cuboid (box shape) using straws for edges and clay balls for corners. How many straws do you need?

    Answer: ______________

  6. What is the name of this shape, which has 4 straight sides and 4 right-angle corners?

    • Rectangle
    • Square
    • Pentagon

  7. How many angles does a pentagon have?

    Answer: ______________

  8. A pyramid tips over and lies on its side. It still has a square bottom and four triangle faces meeting at a point. What shape is it now?

    • A cube
    • A brand new shape
    • Still a pyramid

  9. Zara draws a shape with 6 sides, but she rounds off two of the corners instead of making them sharp points. Is her hexagon drawn correctly?

    • Yes, because it still has 6 sides
    • No, all 6 corners must be sharp, straight points
    • Yes, hexagons can have some round corners

  10. Dev builds a cube from straws and clay balls, then turns it upside down. He says it is now a new shape. Is he right?

    • Yes, because the corners moved to new places
    • Yes, turning it makes a new shape
    • No, it is still a cube with 6 square faces
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Answer key

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

Shapes You Can Draw and Build W1-mt_vJUa62bxeR-s1

  1. Pentagon · A shape with 5 straight sides and 5 corners is a pentagon.
  2. Pentagon · A pentagon has 5 straight sides. Pent means five.
  3. 6 · A hexagon has 6 sides. Hex is a word part that means six.
  4. 6 · A hexagon has 6 straight sides and 6 corners.
  5. 12 · A cuboid has 12 straight edges, so you need 12 straws to make the frame.
  6. Rectangle · It is a rectangle because it has 4 right angles, even though its sides are not all the same length.
  7. 5 · A pentagon has 5 angles, one at each corner.
  8. Still a pyramid · Lying down does not change its faces or corners. It is still a pyramid.
  9. No, all 6 corners must be sharp, straight points · A hexagon needs straight sides meeting at sharp corners. Rounding a corner makes it a different shape.
  10. No, it is still a cube with 6 square faces · Turning a shape only changes how you see it. The cube still has the same faces, edges, and corners.
Worksheet · LightMySky