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Chapters 1-6 Review Complete the following problems showing all your work. Then, circle the best answer choice. 1. 2. Consider the following statements: p: The sum of two angles is 90o . q: The two angles are complements. Which of the following is a symbolic representation of the statement: If two angles are not complements, then the sum of the two angles is not 90o? Based strictly on this diagram, which is a valid conclusion? A B C D A B C D ~ q ~ p _ ~ p ~ q q p p q 3. Triangle A’B’C’ is apparently — A a translation of triangle ABC across the x-axis B a 90o clockwise rotation of triangle ABC about the origin _ C a reflection of triangle ABC across the y-axis D a reflection of triangle ABC across the x-axis No cat owners also own dogs. No dog owners also own fish. _ No fish owners also own cats. No pet owner owns more than one pet. 4. This figure is apparently symmetric with respect to — A the x-axis only B the y-axis only _ C both the x-axis and the y-axis D neither the x-axis nor the y-axis 5. 6. The distance between the points (- 2, - 4) and (3, 8) is — A 27 B 13 _ C 17 D 169 According to the Venn diagram, which statement is true? 7. 8. A All isosceles triangles are also equilateral triangles. B All equilateral triangles are also isosceles triangles. _ C Some equilateral triangles are also isosceles triangles. D No isosceles triangles are equilateral triangles. How many different lines of symmetry does a square have? A B C D Triangle A’B’C’ is — A a translation of triangle ABC across the y-axis _ B a 90o clockwise rotation of triangle ABC about the origin C a reflection of triangle ABC across the y-axis D a reflection of triangle ABC across the x-axis 1 2 3 4 9. Which is the contrapositive of the statement, “If I am in Richmond, then I am in Virginia”? A If I am in Virginia, then I am in Richmond. B If I am not in Richmond, then I am not in Virginia. C If I am not in Virginia, then I am not in Richmond. D If I am not in Virginia, then I am in Richmond. 10. 11. 136o A plumber bent a flexible joint into a angle, as shown. He then attached another pipe so that A, B, and D lay on a straight line. A B C D 36 44 46 224 In the figure, line t is a transversal for lines l and m. Which of the following best describes the relationship between <1 and <2? A Alternate interior angles B Consecutive interior angles_ C Corresponding angles D Alternate exterior angles 12. Which value for x will make a parallel to b? A 5 B 15 C 20 D 35 13. 14. Which statement would be sufficient to prove that line l is parallel to line m? A AC m B AB l __ C AC l D AB AC Which condition will guarantee that line l is parallel to line m? A <1 <3 B <1 <6 C <6 <5 D <3 <5 _ 15. 16. Line l intersects lines w, x, y, and z, forming angles with measures as indicated on the drawing. Angle 1 is a complement of angle 2. If m<1 = (14x + 8) and m<2 = (8x - 6), what is the value of x and of m<1? A x = 4, m<1 = 26º B x = 4, m<1 = 64º _ C x = 113.3, m<1 = 121.3º D x = 113.3, m<1 = 58.7º Which two lines are parallel? A w and x B x and z C y and z D w and y 17. 18. Given: AD AC and AB AE Given: <R <U. Which proportion is true? Which could be used to prove ADB ACE? A B A B C D C D SSS SAS ASA AAS 19. 20. Given: LMQ ~ LNP. Therefore — A C From smallest to largest, the angles of PQR are — B D 21. A B C D R, <Q, <P _ <R, <P, <Q Q, <R, <P <P, <R, <Q 22. Given: AD and BC intersect at X AX = XB CX = XD The locations of three water pumping stations form a triangle on a map of the area. The distance from station A to station B is 650 meters. The distance from station B to station C is 558 meters. The distance from station A to station C is — A less than 92 m B exactly 92 m C between 92 m and 1,208 m D greater than 1,208 m Which congruency statement is true? A ACX <BXD B <ACX <DXB C <ACX <BDX _ D <ACX <DBX 23. 24. Which list could not be the measures of lengths of the three sides of a given triangle? A B C D 5 cm, 12 cm, 15 cm 2 ft, 6 ft, 5 ft 11 mi, 4 mi, 12 mi 12 yd, 35 yd, 20 yd In the drawing of triangle XYZ, which angle has the least measure? A All angles have the same measure. B XYZ C ZXY D XZY 25. 26. If m<A =65º, m<B=15 º, m<C=100 º, which lists the On a map, Tannersville, Chadwick, and Barkersville sides of the triangle in order from shortest to longest? form a triangle. Chadwick is 70 miles from Tannersville and Barkersville is 90 miles from Tannersville. Which is a possible distance between Chadwick and Barkersville? A AC, AB, BC B BA, BC, AC A 5 miles C BA, AC, BC B 10 miles _ D AC, BC, BA C 150 miles D 200 miles 27. 28. Triangles ABC and EFG are similar with measurements in centimeters as shown. From shortest to longest, the sides of ABC are — A AC, BC, AB B AB, BC, AC C BC, AC, AB D AB, AC, BC What is the perimeter of triangle EFG? A 21 cm B 24 cm C 36 cm D 42 cm