Find the area of the geometric figure.
A. 12.25 sq mi
B. 14 sq mi
C. 24.5 sq mi
D. 7 sq mi
Answer: A
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Provide an appropriate response.Consider the functions f(x) = 18x2 - 11x and g(x) = -6x2 - 5x + 3. Find (f - g)(x).
A. 24x2 - 16x - 3 B. 12x2 - 16x + 3 C. 24x2 - 6x - 3 D. 18x2 - 3
Give the name of the surface.
A. Oblique cylinder B. Trapezoidal pyramid C. Trapezoidal prism D. Oblique cone
Translate the problem situation to a system of equations. Do not attempt to solve.Two angles are supplementary. One angle is 18° more than three times the other angle. Find the measures of the angles. (Let x and y represent the angles.)
A. x + y = 90, x = 18 - 3y B. x + y = 180, x = 3y - 18 C. x + y = 90, x = 3y + 18 D. x + y = 180, x = 3y + 18
Solve the problem.The percentage of households that mailed back Census forms for various years are listed in the table below. The Census occurs every ten years. 
?Let f(t) represent the percent of households that mailed back Census forms at t years since 1980.i) Find an equation for f following a square root model. Round to the nearest integer.ii) Use your model to predict the percent of households that will mail back Census forms in 2020.iii) Use your model to predict when half of households will mail back Census forms.
What will be an ideal response?