Geometry Crossword Puzzle

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Across
  1. 1. a radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length.
  2. 5. length is the distance between the endpoints along the arc measured in linear units
  3. 8. Case occurs when one uses the law of sines to determine missing measures of a triangle when given two sides and an angle opposite one of those angles (SSA).
  4. 9. Triple is a set of three nonzero whole numbers.
  5. 10. / the bottom line of a shape.
  6. 12. Arc has endpoints on the sides of an inscribed angles and lies in the interior of the inscribed angle.
  7. 14. / A quadrilateral.
  8. 16. is primarily a branch of mathematics that deals with triangles, mostly right triangles.
  9. 18. / a plane figure with four equal straight sides and four right angles
  10. 20. is the circle's perimeter.
  11. 21. Arc is the shortest arc connecting two endpoints on the circle
  12. 22. Trapezoid / A 4-sided flat shape with straight sides that has a pair of opposite sides parallel.
  13. 23. the middle point of a circle or sphere, equidistant from every point on the circumference or surface.
  14. 25. Mean / two numbers is the positive square root of their product.
  15. 27. Arc has a vertex on a circle and sides that contain chords of the circle.
  16. 29. the ratio of the hypotenuse to the shorter side adjacent to an acute angle (in a right-angled triangle); the reciprocal of a cosine.
  17. 30. of cosines a law stating that the square of a side of a plane triangle is equal to the sum of the squares of the other two sides minus twice the product of the other sides multiplied by the cosine of the angle between them.
  18. 31. the trigonometric function that is equal to the ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse.
  19. 32. of sines is the relationship between the sides and angles of non-right (oblique) triangles .
  20. 34. a round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point (the center).
  21. 35. a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle.
Down
  1. 2. / a straight line joining two opposite corners of a square, rectangle, or other straight-sided shape.
  2. 3. Triangles / two angles of a triangle have measures equal to the measures of two angles of another triangle.
  3. 4. the ratio of the hypotenuse (in a right-angled triangle) to the side opposite an acute angle; the reciprocal of sine.
  4. 6. is a line segment joining two points on any curve.
  5. 7. / a four-sided plane rectilinear figure with opposite sides parallel.
  6. 11. Transformation / is one or more rigid transformations (reflection, rotation, translation) followed by a dilation.
  7. 13. / a quadrilateral with only one pair of parallel side.
  8. 15. of Depression The angle of elevation of an object as seen by an observer is the angle between the horizontal and the line from the object to the observer's eye (the line of sight).
  9. 17. / a parallelogram with opposite equal acute angles, opposite equal obtuse angles, and four equal sides.
  10. 19. is an arc with endpoints that lie on a diameter
  11. 20. arcs are arcs in the same congruent circles that have the same measure
  12. 24. / a plane figure with four straight sides and four right angles, especially one with unequal adjacent sides, in contrast to a square.
  13. 26. the trigonometric function that is equal to the ratio of the side opposite a given angle (in a right triangle) to the hypotenuse.
  14. 28. / A transformation in which a figure grows larger.
  15. 32. / refers to a side other than the one opposite the right angle.
  16. 33. 3.14