Geometry Crossword Puzzle (Have Fun!)

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Across
  1. 2. It's a segment of a circle. It can be considered like a bicycle tire rather than a pie of pizza.
  2. 4. It literally means the "measure of triangles". It pertains to sine, cosine, and tangent.
  3. 6. He was a famous mathematician. A classic example of one of his theorems is a 3-4-5 triangle.
  4. 8. It's a line segment that connects a vertex of a triangle with the midpoint of the side opposite to the vertex. A word associated with it is "centroid".
  5. 9. It's a line segment drawn from the center of a circle to a point on the circle. It is commonly used to find the area of a circle.
  6. 10. It involves the use of a compass and straightedge. It's a topic everyone is frustrated with, at least once.
  7. 13. She is a geometry teacher. She is loved by everyone of her students.
  8. 15. It's a term used to describe lines that do not lie on the same plane. Those lines are also not touching.
  9. 16. It's the quantity of something per unit measure. It's often described as mass/volume
  10. 18. Its a segment that connects any two vertices of a polygon but it is not a side of the polygon. It can also be considered at the longest possible line within a polygon.
  11. 19. It's an area formed by two radii of a central angle. It can be described like a pizza slice to an entire pie.
  12. 20. It's a term formed by two rays joined at a common endpoint. It is typically measured in degrees.
Down
  1. 1. It's a term describing the geometric object being divided into two congruent parts. This is what a median does.
  2. 3. It's the intersection of a 3-D solid and a plane. The intersection always appears 2-D.
  3. 5. It's a diagram showing an argument for a conclusion from certain evidence. It is often used to prove a theorem, postulate, or similarity.
  4. 7. It's a term used to describe two opposite angles formed by two intersecting lines. It can also be considered as a relationship between angles.
  5. 11. It's a quadrilateral with four rights angles. It also has four congruent sides.
  6. 12. It's a term used to describe numbers that cannot be expressed as "a/b". An example is pi.
  7. 14. It's the center of the circle inscribed in a triangle. It can be found by finding the point of concurrency between the angle bisectors.
  8. 17. It's a term used to describe a triangle with no equal sides. It has no property other than that.