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Math 1 Chapter 8 Quiz

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  • Solve for the indicated variable.
    a = (1+6c)/2
  •  15
  • Solve for the indicated variable.
    b = (c-2a)/5
  •  15
  • Solve for the indicated variable.
    c = square root of 7d
  •  15
  • Write the geometric equation for the following scenarios.
    t(n) = (475)(1/5)^n
  •  15
  • Write the exponential equation for the following scenarios.
    y = (20)(1.5)^x
  •  15
  • Write the exponential equation for the following scenarios: A $45,000 car that depreciates 5.5% each year.
    .
  •  15
  • Given the following graph. Find the midpoint of E(-4,4) and F(-2,-3).
    Midpoint: (-3,0.5)
  •  10
  • Given the following graph. Find the midpoint of the following.
    Midpoint: (2,5)
  •  10
  • Graph the following points: A(0,5), B(2,0), C(0,-5), and D(-2,0). State the name of the quadrilateral ABCD.
    Rhombus.
  •  10
  • Find the perimeter of the polygon. A(0,5), B(2,0), C(0,-5), and D(-2,0). Round to the nearest tenths.
    Perimeter = 21.6units
  •  25
  • Find the midpoint of the C and D.
    Midpoint = (-1.5,6)
  •  10
  • Find the midpoint of the C(0,-5) and D(-2,0).
    Midpoint = (-1,-2.5)
  •  10
  • Write an explicit equation for the following: A geometric sequence where t(1)= 4, and t(3) = 36
    t(n) = (4/3)(3)^n
  •  10
  • Answer the following.
    y=(190)(.73)^x
  •  10
  • Write an exponential equation for the following.
    y = (7.2)(2.5)^x
  •  10
  • Find the perimeter of the polygon. Round to the nearest tenths.
    Perimeter = 37.8 units
  •  25