Find the reference angle for the given angle.-447°
A. 3°
B. 177°
C. 87°
D. 93°
Answer: C
Mathematics
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Find the absolute value of the complex number.-4
A. -16 B. -4 C. 4 D. 16
Mathematics
Provide an appropriate response.When solving a rational equation with a variable denominator, a value obtained that makes a denominator 0 is called a(n) 
.
A. no solution B. complex fraction C. extraneous solution D. rational equation
Mathematics
Find the surface area of the figure. Use 3.14 as an approximation for ?. Round your result to the nearest tenth.A right circular cone with d = 6 cm, h = 6 cm
A. 169.6 cm2 B. 84.8 cm2 C. 28.3 cm2 D. 91.5 cm2
Mathematics
Determine if the graph is symmetric with respect to x-axis, y-axis, and/or the origin.
A. y-axis B. Origin C. x-axis D. x-axis, origin
Mathematics