Q4 Geometry GD

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Across
  1. 4. Side-angle-side congruence
  2. 6. A parallelogram with four congruent sides, not a square
  3. 8. Lying in the same plane
  4. 10. Also knows as a special type of rhombus
  5. 11. The distance around the outside of a plane figure
  6. 12. A line segment on the interior of a circle
  7. 16. Two lines intersecting at a point
  8. 17. A shape with 5 sides
  9. 18. Exactly equal in size and shape
  10. 20. Two distinct coplanar lines that do not intersect
  11. 21. A point where two or more straight lines meet
Down
  1. 1. radius squared
  2. 2. When two sides of a triangle are the same
  3. 3. Formula for this shape is pi(r^2)
  4. 5. A line which passes through at least two points of a curve
  5. 7. A line that touches a curve at a point without crossing over
  6. 8. Pi times diameter
  7. 9. The radius of a regular polygon's inscribed circle.
  8. 13. A line segment between the center and a point on the circle
  9. 14. The side of a right triangle opposite the right angle.
  10. 15. Lying on the same line
  11. 19. The geometric figure formed by two points