Across
- 7. (Bh)h
- 8. A plane figure with three straight edges and three angles.
- 10. The point with coordinate 0 on a number line; the point with coordinates (0,0) in the coordinate plane.
- 11. The process of finding equivalent fractions to obtain the simplest form.
- 12. The collection of integers is composed of the counting numbers,their negatives, and zero.
- 13. the ratio of the circumference to the diameter of any circle, represented either by the symbol π, or the approximation 22/7.
- 16. A three-dimensional figure with four or more faces, all of which are polygons.
- 17. The expression written above the fraction bar in a common fraction to indicate the number of parts counted.
- 18. base times height
- 19. The length of the perpendicular between the bases of a parallelogram or trapezoid; also the altitude of a triangle.
Down
- 1. A plane figure with four straight edges and four angles.
- 2. The difference between the largest and smallest values of a data set. See Function for another meaning of range.
- 3. The distance from the center of a circle a point of the circle. Plural form is radii.
- 4. A type of polyhedron that has one face, called a base, and triangular lateral faces that meet at a point called the apex.
- 5. Division Algorithm.
- 6. A statement that one expression is less than or greater than another.
- 9. A parallelogram is a four-sided figure with opposite sides parallel.
- 13. A way of expressing a number as parts out of 100; the numerator of a ratio with a denominator of 100.
- 14. A technical system of symbols used to convey mathematical information.
- 15. A measure of space; the number of unit cubes needed to fill a three-dimensional shape.