1. Nicholas S. Walker Tri-County High School Mathematics Tournament Welcome to the

2. REMEMBER Raise the Answer sheet High Use your time wisely Only correct answers count REDUCE ALL ANSWERS SHOW UNITS IF APPLICABLE The Nicholas S. Walker Tri-County High School Mathematics Tournament

3. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-Calculus Competition

4. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 1 3pts.

5. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 1 2pts.

6. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 1 1pts.

7. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 1 The correct answer is:

8. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 1

9. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

10. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 2 3pts.

11. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 2 2pts.

12. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 2 1pt.

13. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 2 The correct answer is:

14. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 2

15. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

16. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 3 3pts.

17. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 3 2pts.

18. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 3 1pt.

19. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 3 The correct answer is:

20. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 3

21. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

22. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 4 3pts.

23. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 4 2pts.

24. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 4 1pt.

25. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 4 The correct answer is:

26. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 4

27. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

28. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 5 3pts. Find the length of the arc of a circle with radius of 9 ft. intercepted by a central angle of 80°.

29. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 5 2pts. Find the length of the arc of a circle with radius of 9 ft. intercepted by a central angle of 80°.

30. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 5 1pt. Find the length of the arc of a circle with radius of 9 ft. intercepted by a central angle of 80°.

31. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 5 The correct answer is:

32. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 5

33. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

34. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 6 3pts.

35. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 6 2pts.

36. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 6 1pt.

37. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-Calculus Question 6 The correct answer is:

38. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 6

39. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

40. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 7 3pts.

41. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 7 2pts.

42. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 7 1pt.

43. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 7 The correct answer is:

44. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 7

45. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

46. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 8 3pts.

47. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 8 2pts.

48. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 8 1pt.

49. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 8 The correct answer is:

50. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 8

51. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

52. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 9 3pts. Find the missing parts of the right triangle if angle A=30° and side a=10.

53. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 9 2pts. Find the missing parts of the right triangle if angle A=30° and side a=10.

54. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 9 1pt. Find the missing parts of the right triangle if angle A=30° and side a=10.

55. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 9 The correct answer is:

56. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 9

57. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

58. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 10 3pts.

59. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 10 2pts.

60. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 10 1pt.

61. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 10 The correct answer is:

62. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 10

63. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

64. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 11 3pts. Find the area of the triangle with sides a=10 and b=8 and angle C=60°.

65. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 11 2pts. Find the area of the triangle with sides a=10 and b=8 and angle C=60°.

66. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 11 1pt. Find the area of the triangle with sides a=10 and b=8 and angle C=60°.

67. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 11 The correct answer is:

68. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 11

69. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

70. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 12 3pts. Let u=-3i+8j and v=2i-j Find 2u-3v.

71. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 12 2pts. Let u=-3i+8j and v=2i-j Find 2u-3v.

72. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 12 1pt. Let u=-3i+8j and v=2i-j Find 2u-3v.

73. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 12 The correct answer is:

74. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 12 -12i-19j

75. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

76. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 13 3pts.

77. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 13 2pts.

78. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 13 1pt.

79. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 13 The correct answer is:

80. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 13 5

81. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

82. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 14 3pts.

83. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 14 2pts.

84. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 14 1pt.

85. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 14 The correct answer is:

86. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Question 14 25

87. Do we have a winner? The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

88. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

89. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 1 3pts.

90. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 1 2pts.

91. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 1 1pt.

92. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 1 The correct answer is:

93. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 1 18

94. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

95. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 2 3pts.

96. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 2 2pts.

97. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 2 1pt.

98. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 2 The correct answer is:

99. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 2

100. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

101. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 3 3pts.

102. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 3 2pts.

103. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 3 1pt.

104. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 3 The correct answer is:

105. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 3

106. Team members READY SET … The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Competition

107. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 4 3pts.

108. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 4 2pts.

109. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 4 1pt.

110. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 3 The correct answer is:

111. The Nicholas S. Walker Tri-County High School Mathematics Tournament Pre-calculus Tie Breaker 4

112. The Nicholas S. Walker Tri-County High School Mathematics Tournament THANK YOU FOR ALL YOU DO! MHS Mu Alpha Theta