Geoboard by The Math Learning Center

What geometric shapes can you create using the Geoboard?

• Only squares and rectangles

• ) Only triangles and circles

• Any polygon using straight-line segments

• Only shapes with equal sides

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How can you determine the area of a shape on the Geoboard?

• Measure the perimeter of the shape.
• Use a ruler to find the dimensions of the shape.
• Estimate the area based on the shape's color.
• Count the number of square units covered by the shape.

Create a triangle on the Geoboard. What do you notice when you change the position of the pegs? How does the shape change?

How might the Geoboard help someone understand fractions or symmetry?