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1 28. 4 · 7 + 19 · 11 1144 32) 8 + 16 ÷ 4 · 5 - 3 31 864 25 517 77 237 27 28) 29) Multiply the polynomials. 36) (2x - 6)(x + 11) A) x2 - 66x + 16 37) (3x - 5)(x - 10) A) x2 - 35x - 4 30) B) x2 + 16x + 11 C) 2x2 + 16x - 66 D) 2x2 + 11x - 66 31) B) 3x2 - 4x + 50 C) x2 + 50x - 35 D) 3x2 - 35x + 50 SOLVE: 39) (17.8 1)(0.0019) A) 0.043839 32) B) 0.133839 C) 0.033839 Factor the trinomial completely. If the polynomial cannot be factored, write "prime." 40) x2 - x - 30 A) (x + 1)(x - 30) 41) x2 + x - 6 A) (x - 3)(x + 2) 42) x2 - 6x - 72 A) (x - 12)(x + 6) 43) x2 + 7x - 18 A) (x + 2)(x + 1) 44) 2y2 + 26y + 80 A) 4(y - 5)(y - 8) 45) 4x2 - 68x + 288 A) (4x + 8)(x + 9) B) (x + 5)(x - 6) B) (x + 1)(x - 6) B) (x - 72)(x + 1) B) (x - 2)(x + 9) C) (x + 6)(x - 5) C) (x - 2)(x + 3) C) (x + 12)(x - 6) C) (x + 2)(x + 9) D) 0.023839 D) prime D) prime D) prime D) prime 33) 34) 35) 36) ______ 37. Find the Perimeter. A) 114 cm B) 134 cm C) 586 cm D) 94 cm Tell whether each shape is a polygon. If it is a polygon, name it by the number of sides. 38) 39) 40) 41) Tell whether each polygon is concave or convex and if it is regular or irregular. 42) 43) 44) 45) 46) Find the perimeter of the rectangle. 2.11 feet 3.6 feet A) 11.42 feet _________ B) 4.94 feet \47. Write a. b. c. d. C) 5.71 feet D) 7.596 feet in exponential form. ______________________ 483. Which list shows the numbers in order from least to greatest? a. b. c. d. 3 _______494. Write the number 7.45 × 10 in standard notation. a. 0 b. 7,450 c. 745 d. 74,500 50) Find the perimeter of the figure below. 5.6 cm 2.9 cm 4.24 cm 6 cm A) 13.26 cm 2.17 cm B) 15.51 cm C) 20.91 cm 2 D) 7.86 cm