# Math 21 Terminology

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 1 P 2 3 P S U R V E Y 4 5 6 S T R A I G H T G S N 7 R F O R M U L A T 8 D E P R E C I A T I O N O R A L S F G 9 L S A S O 10 11 12 I C I R C U M F E R E N C E P C O M P O U N D N L A E L 13 T E X P R E S S I O N Y A I 14 15 E G I R D O 16 17 18 19 R A D I U S R G S T E E B 20 21 P N A O E Q U A T I O N T 22 23 24 O T C P P M A S S U U 25 L E R C A V S 26 27 A R I T R A P E Z O I D O U T C O M E 28 29 T H E X A G O N L R L 30 31 32 33 34 E S M C O N G R U E N T I C E N S U S T O I E H S L X M 35 36 C R P T O A L T I T U D E 37 A T A P M T R P 38 P I L A B A C U T E A E 39 A S Z Y U R P R 40 C A A S G R A P H O I 41 42 D I A M E T E R L L M 43 T P I I M E A N E Y L O G T T 44 E N H E V A L U A T E T R

## Across

3. a method to obtain information by interviews or questionnaires

4. equal to 180 degrees

7. symbolic way to represent a general rule

8. difference in vlaue between an item when new and the same used

11. distance around a circle

12. interest calculated on original amount plus accumulated interest

13. a mathematical phrase

16. line from center of circle to circumference

18. goods and services tax

20. a mathematical sentence

22. Canada Pension Plan

24. amount of an object

26. a quadrilateral with only one pair of parallel sides

27. the results of an experiment

28. six-sided figure

30. figures having same size and shape

33. survey of an entire population

36. height of a figure

38. less than 90 degrees

40. a representation of data in pictorial from

41. line joining two points on the circumference of the a circle passing through the center

43. average

44. determine the value of

## Down

1. five-sdied figure

2. quadrilateral with opposite sides equal and parallel

5. money earned before deductions

6. the sum of the areas of all the faces

9. three dimensional figure

10. estimate values laying between points

14. 2 sides equal

15. greater than 90 degrees

17. cost of borrowing a certain amount of money

19. employment insurance

21. a polygon with four sides

23. amount of money on which interest is paid

25. amopunt of space occupied by a solid

29. paying a loan with fixed payments for a period of time

31. the take-home pay after deductions

32. a quadrilateral with four equal sides

34. to estimate values outside the range of given data

35. volume of a container

37. distance around a figure

39. a samll group chosen from a population

42. equal to 90 degrees

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