1. and are similar. Find a if x = 7, y = 1, and A. B. 1 C. D. Hint 2. Find cos X. A. 0.8 B. 6 C. 0.75 D. 0.6 Hint 3. In a right triangle, the legs have measures a = 11 and b = 19. Find the length c of the hypotenuse to the nearest hundredth. A. 21.95 B. 15.49 C. 27.63 D. 28.17 Hint 4. Simplify . A. B. C. D. Hint 5. Simplify . A. B. C. D. Hint 6. Solve . A. 0 B. no real solution C. 5 D. -1 Hint 7. What is the area of a square whose sides measure meters? A. B. C. D. Hint 8. What is the perimeter of a rectangle whose length is and whose width is A. B. C. D. Hint 9. Solve. A. –13 B. no solution C. 13 D. 19 Hint 10. Consider two items. Item A is the length of a side of a right triangle whose hypotenuse is 30 and whose other side is 24. Item B is the length of the hypotenuse of a right triangle whose legs have lengths of 12 and 15. What is true? A. cannot be determined from given information B. Item A = Item B C. Item B is greater. D. Item A is greater. Hint 11. Tamotsu and Ryan each go to the same school. Tamotsu lives 5 miles north and 3 miles west of the school. Ryan lives 7 miles south and 4 miles east of the school. How far apart do they live? A. 7.28 miles B. 13.9 miles C. 2.24 miles D. 12.04 miles Hint 12. Greta and her grandmother planned to attend a downtown play. Greta lives 10 miles south and 4 miles west of downtown, while her grandmother lives 2 miles south and 2 miles east of downtown. If Greta picks up her grandmother on the way (rather than meet her at the play), how many miles does that add to her trip? A. B. C. 2 D. Hint 13. Suppose a man that is 6 feet tall is standing near a street light that is 10 feet high. If the shadow that is cast extends 20 feet away from the light, how far away from the light is the man? A. 12 feet B. 14 feet C. 6 feet D. 8 feet Hint 14. In the figure, what is the value of y? A. 9.8 B. 11.9 C. 13.9 D. 33.5 Hint