Practice Exam Chapters 7 to 11
Practice Exam Chapters 7 to 11
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 1 A passenger aircraft took off and climbed uniformly. When it was at a height of 12 km above takeoff elevation, air traffic control reported its slant range as 37 km, as shown. Determine the slope of its flight path. (7.0K) A) (0.0K) B) (0.0K) C) (0.0K) D) (0.0K) 2 Determine the slope of the line segment joining A(–3, 2) to B(4, –1). A) (0.0K) B) (0.0K) C) (0.0K) D) (0.0K) 3 Determine the intercepts for the line described by the equation 3x - 4y = 12. A) The x-intercept is –4. The y-intercept is –3. B) The x-intercept is 4. The y-intercept is 3. C) The x-intercept is –4. The y-intercept is 3. D) The x-intercept is 4. The y-intercept is –3. 4 Determine the equation of the line shown. (21.0K) A) y = –2x + 3 B) y = –2x – 3 C) y = 2x – 3 D) y = 2x + 3 5 The heights of five contestants in the discus throw as well as the distance that each threw the discus are shown. Find an equation for the line of best fit. (7.0K) A) d = 0.8h – 50 B) d = 0.8h + 50 C) d = 1.2h – 50 D) d = 1.2h + 50 6 Evaluate (1.0K) A) (0.0K) B) (1.0K) C) (0.0K) D) (0.0K) 7 Simplify: (1.0K) A) t6 B) t5 C) t4 D) t3 8 Evaluate 100 – 2–2. A) (0.0K) B) (0.0K) C) (0.0K) D) –1 9 Evaluate (2.0K) and express the answer in scientific notation. A) 2.2 x 102 B) 22 x 102 C) 2.2 x 103 D) 22 x 103 10 Simplify 3x + 2y – 5 –x + y + 3. A) 2x + 3y – 2 B) 4x + 3y – 2 C) 2x + y – 2 D) 4x + y – 2 11 Simplify (3a2 – 4a + 3) – (–2a2 +3a – 4). A) a2 – a + 7 B) 5a2– a + 7 C) a2 – 7a + 7 D) 5a2 – 7a + 7 12 Simplify 6m(2m2 – 3m + 1). A) 12m3 – 18m2 + 6m B) 12m2 – 18m + 6 C) 12m3– 3m2 + m D) 12m2– 3m + 1 13 Expand and simplify 3(y2 –2y + 3) – 5y(4y – 1). A) 3y2 – 11y + 9 B) –17y2 – 11y + 9 C) –17y2– y + 9 D) 3y2 – y + 9 14 Solve for x: 5 – 2x = 3. A) x = –1 B) x = 1 C) x = –4 D) x = 4 15 Solve for b: 2(b + 3) = –3(b + 8). A) b = 6 B) b = 3 C) b = –3 D) b = –6 16 Sandor has three times as many hockey cards as Paul. Together, they have 120 cards. How many cards does Sandor have? A) 100 B) 90 C) 60 D) 30 17 A line has a slope of –2. and contains the point with coordinates (1, 3). Determine the equation of the line. A) y = –2x + 5 B) y = –2x + 3 C) y = –2x + 1 D) y = –2x 18 A line passes through two points with coordinates (2, 2) and (–2, –10). Determine the equation of the line. A) y = –3x – 4 B) y = 3x + 4 C) y = 3x – 4 D) y = –3x – 4 19 Find the measure of angle c in the diagram. (4.0K) A) 80° B) 85° C) 90° D) 100° 20 Find the measure of angle p in the diagram. (7.0K) A) 140° B) 120° C) 100° D) 60° 21 Determine the measure of the angle k in the diagram. (5.0K) A) 40° B) 50° C) 60° D) 70° 22 An airport is built with three runways in a triangle. A taxiway runs from each vertex to the midpoint of the opposite runway. A plane lands on runway 09, and then taxis down taxiway A to hold point H, where the taxiways cross, a distance of 1200 m. How much farther is it down taxiway A to the terminal T? (11.0K) A) 2400 m B) 1200 m C) 1000 m D) 600 m