Crossword

4. has no size; length, width, or height. It is at the end of a pencil.
5. Number of cubic units contained in a solid.
8. A polygon inside the circle whose vertices lie on
9. A triangle in which all three angles are less than 90 degrees
10. A chord that contains the center of the circle is the
15. A triangle in which all three sides equal
17. Special segment of triangle
18. The locus of center of curvature is called
20. A triangle in which one and only one angle is 90 degrees
21. if u+v is analytic, then the curves u=C1 and v=C2 cut each other as
23. Consist of two points and the continuous part of a circle between them. 18. triangle with all sides congruent. An example of this is the wooden triangle that hold the pool balls
24. A quadrilateral that has two pairs of consecutive congruent sides, but opposite sides are not congruent
26. A triangle in which atleast two sides are equal

1. Assumptions that need no explanation
2. A triangle in which all 3 sides are different lengths
3. A triangle in which one and only one angle is greater than 90 degrees and less than 180 degrees
6. sum of diagonal elements of a square matrix
7. The name of the curve r=a(1+cos)
11. The sum of the data values divide by the number of data values average
12. Congruent polygons lying in parallel planes
13. The curvature of a straight line
14. The number of positive terms in the canonical form is called
16. A square Matrix which has its determinant as zero
19. A line in the plane of the circle that intersects the circle in exactly on endpoint
22. If r is the position vector of point x, y, z with respect to origin then the value of ∆*r
25. A quadrilateral with exactly one pair of parallel sides