Across
- 3. the midpoint of a diameter
- 4. a segment that joins a vertex in a triangle to the midpoint of the opposite side
- 5. a triangle that has exactly two equal sides
- 8. a triangle that has two angles of 60 degrees
- 10. a segment that joins the center of a circle to a point on the circle
- 11. a triangle that has two angles of 45 degrees
Down
- 1. a point located on the middle of a segment
- 2. a perpendicular line to a segment passing through its midpoint
- 6. a segment issued from a vertex in a triangle and perpendicular to the opposite sides
- 7. two lines that never intersect
- 9. the position of two lines making an angle of 90 degrees