MATHEMATICS CROSSWORD PUZZLE

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Across
  1. 7. A statement that shows the equality of two expressions by joining them with an equals sign.
  2. 10. The line dividing an angle into two equal angles.
  3. 13. The mean is the same as the average. Add up a series of numbers and divide the sum by the total number of values to find the mean.
  4. 15. The study of lines, angles, shapes, and their properties. Geometry studies physical shapes and the object dimensions.
  5. 16. The branch of mathematics that substitutes letters for numbers to solve for unknown values
  6. 17. A line segment that connects two vertices in a polygon.
  7. 19. The two-dimensional space taken up by an object or shape, given in square units.
  8. 20. A metric unit of measurement for length, abbreviated as cm. 2.5 cm is approximately equal to an inch
Down
  1. 1. A line that passes through the center of a circle and divides it in half.
  2. 2. An equation that contains two variables and can be plotted on a graph as a straight line.
  3. 3. The bottom of a shape or three-dimensional object, what an object rests on.
  4. 4. A three-dimensional shape with only one vertex and a circular base.
  5. 5. A polynomial equation with two terms usually joined by a plus or minus sign.
  6. 6. Objects and figures that have the same size and shape. Congruent shapes can be turned into one another with a flip, rotation, or turn.
  7. 8. A three-dimensional shape featuring two circle bases connected by a curved tube.
  8. 9. A straight line touching a curve from only one point.
  9. 11. A number that divides into another number exactly. The factors of 10 are 1, 2, 5, and 10 (1 x 10, 2 x 5, 5 x 2, 10 x 1).
  10. 12. The mode in a list of numbers are the values that occur most frequently.
  11. 14. The volume of substance that a container will hold
  12. 18. Two rays sharing the same endpoint (called the angle vertex).