Use the quadrilaterals below to solve the problem.
Which of the quadrilaterals shown is not a parallelogram? Name this quadrilateral. 
Fill in the blank(s) with the appropriate word(s).
c. trapezoid
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Solve the problem.An artifact is discovered at a certain site. If it has 55% of the carbon-14 it originally contained, what is the approximate age of the artifact, to the nearest year? (Carbon-14 decays at the rate of 0.0125% annually.)
A. 4400 years old B. 3600 years old C. 2077 years old D. 4783 years old
Determine what the next equation would be, and verify that it is indeed a true statement.18 × 19 = 20 × 21 - (18 + 19 + 20 + 21)19 × 20 = 21 × 22 - (19 + 20 + 21 + 22)
A. 20 × 21 = 22 × 23 - (20 + 21 + 22 + 23) B. 21 × 22 = 23 × 24 - (20 + 19 + 18 + 17) C. 20 × 21 = 22 × 23 - (18 + 19 + 20 + 21 + 22 + 23) D. 21 × 22 = 23 × 24 - (21 + 22 + 23 + 24)
Use a graphing utility to graph the equation: y = x 4 – 5x 2 + 4.
a. 
b. 
c. 
d. 
Solve.Using the formula to find Fahrenheit (F) in terms of Celsius (C), F = 
C + 32, find the range (to the nearest tenth) of the Fahrenheit temperature when the range of the Celsius temperature is between 2°C and 6°C, inclusive.
A. Between 33.1°F and 32.8°F, inclusive B. Between 19.6°F and 26.8°F, inclusive C. Between 3.6°F and 10.8°F, inclusive D. Between 35.6°F and 42.8°F, inclusive