# Investigate!

- Author:
- Kathryn Peake

- Topic:
- Quadrilaterals

1. Find the midpoints of each edge of the quadrilateral.
2. Join them up to make another quadrilateral.
3. Move the vertices (corners) of the first quadrilateral.
4. What do you notice about the inner quadrilateral?
5. Can you explain why?
6. Find the areas of the triangles and quadrilaterals. What do you notice?

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