Class 9 mathematical terms

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Across
  1. 3. A quadrilateral with two sets of opposite sides that are parallel.
  2. 5. A parallelogram with four sides of equal length and no right angles.
  3. 6. A straight line with only one endpoint that extends infinitely.
  4. 8. A unit of measure describing how much space a substance occupies or the capacity of a container, provided in cubic units.
  5. 9. A polynomial with three terms.
  6. 10. A triangle with at least one obtuse angle
  7. 11. A five-sided polygon.
  8. 12. A polygon with eight sides.
  9. 13. The terms that contain different powers of the same variable(s).
  10. 14. A letter used to represent a numerical value in equations and expressions.
  11. 15. A distance found by measuring a line segment extending from the center of a circle to any point on the circle;
Down
  1. 1. The total distance around the outside of a polygon.
  2. 2. A triangle with three unequal sides.
  3. 4. A triangle with one right angle.
  4. 6. An angle equal to 90°.
  5. 7. What is the angel called if their sum is equal to 180°.
  6. 10. Used in probability to refer to the result of an event.
  7. 11. This term has the value as 3.14 or 22/7