2 In a circle of radius 5 central angle has measure 106o What is the length of

# 2 in a circle of radius 5 central angle has measure

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-\$2. In a circle of radius 5, & central angle has measure106o. What is the length of the chord joining theendpoints of the arc cut off by this angle? (A) 6.02(B) 6.63(c) 7.18(D) 7.gg(E) 13.27 Unauthorized copying or reuse of any part of this page is illegal. '85- MATHEMATICS LEVEL 2 TESI -(sntinued USE THIS SPACE FOR SCRATCH WORK. 43. Which of the following best describes the set of all points in space that are 2 units from a given line L? A line parallel to l, and 2 units from {. Two lines parallel to (. and 2 units from l, A circle of radius 2.units with its conter on (, A cylinder of infinite height and radius 2 units with {, as its axis A sphere of radius 2 units with its center on I 0.08 0.14 0.22 0.34 0.40 1.23 1.57 1.7 5 2.02 2.70 44. If f(r) = n5*, what is the value of 7-i (2e)? Np[p: Figure not drawn to scale, 45.In the figure above, points A, B, and C are collinear. If x = 0.5, what is the value of h ? Unauthorized copying or reuse of any part of this page is illegal. '86- MATHEMATICS LEYBL 2 TEST -(sntinued USE THIS SPACE FOR SCRATCH WORK. {6. A coin collection was valued at \$1,250 in 1970, and by 2000 the collection had tripled in value. If the value of the coin collection increased by the same percent each year, which of the following best estimates the annual percent increase during the time period 1970 to 2000 ? (A) 37o(B) 3.73Vo(C) 4.5Vo(D) 6.677o(E) L\Vo N"qfg Figure not drawn to scale. 17 . The figure above shows a portion of the graph of the function f (*) = logrsx. What is the area of trapezoid ABCD ? (A) 13s (B) 1s0 (c) 4es (D) 4,950 (E) 5,500 Unauthorized copying or reuse of any part of this page is illegal. '87- MATHEMATICS LEVEL 2 TEST- Continued USE THIS SPACE FOR SCRATCH WORK. 48. The roots of the equation *2 - 7 x + 2 - 0 ares and t. Which of the following equations hass*1and t+l asroots? P 49. In the figure above , PQR with side PR extended to cos .r = is a right triangle S. If sin y -- +, then Unauthorized copying or reuse of any part of this page is illegal. 5 -4 4 5 3 -= 5 3 5 4 5 '88- MATHEMATICS LEVEL 2 TESI -Qsntinued 50. The height h, tnfeet, of a ball )fr"t is thrown withan initial velocity of 48 feet per second can be determined by the equation h = -16t2 + 48t, where t is time in seconds. How many seconds after the ball reaches its maximum height will its height be 20 feet? STOP IF YOU FINISH BEFORE TIME IS CALLED, YOU MAY CHECK YOUR WORK ON THIS TEST ONLY. DO NOT TURN TO ANY OTHER TEST IN THIS BOOK. Unauthorized copying or reuse of any part of this page is illegal, USE THIS SPACE FOR SCRATCH WORK. '89- • • • 