Pre-Algebra Demystified

(Marvins-Underground-K-12) #1
(d) 43.96 in.


  1. Find the perimeter of a triangle whose sides are 8 in., 9 in., and 10 in.
    (a) 13.5 in.
    (b) 19 in.
    (c) 27 in.
    (d) 17 in.

  2. Find the perimeter of a square whose side is 7.5 inches.
    (a) 30 in.
    (b) 15 in.
    (c) 22.5 in.
    (d) 56.25 in.

  3. Find the perimeter of a rectangle whose length is 18 feet and whose
    width is 9.6 feet.
    (a) 55.2 ft
    (b) 172.8 ft
    (c) 86.4 ft
    (d) 27.6 ft

  4. Find the area of a circle whose radius is 19 yards. Usep¼3.14.
    (a) 59.66 yd^2
    (b) 4534.16 yd^2
    (c) 1133.54 yd^2
    (d) 119.32 yd^2

  5. Find the area of a square whose side is 9^14 inches.
    (a) 37 in.^2
    (b) 18.5 in.^2
    (c) 42.6 in.^2
    (d) 85 169 in.^2

  6. Find the area of a trapezoid whose height is 14.3 inches and whose
    bases are 9 inches and 12 inches.
    (a) 1544.4 in.^2
    (b) 150.15 in.^2
    (c) 300.3 in.^2
    (d) 450.2 in.^2

  7. Find the volume of a sphere whose radius is 27 inches. Usep¼3.14.
    (a) 82,406.16 in.^3
    (b) 84.78 in.^3
    (c) 28.26 in.^3


262 Final Exam

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