Given the measure of two of the angles, find the measure of the third angle.?ABC = 52° and ?CBD = 16° 
A. ?ABD = 112°
B. ?ABD = 22°
C. ?ABD = 68°
D. ?ABD = 36°
Answer: C
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Solve the problem.A loaf of bread is removed from an oven at 
and cooled in a room whose temperature is 
. If the bread cools to 
in 20 minutes, how much longer will it take the bread to cool to 
A. 11 min B. 30 min C. 10 min D. 21 min
In the following situation, state whether two variables are related in a way that might be described by a function. If so, identify the independent and dependent variables.You make a list of the titles of books in a public library and their copyright year.
A. Independend variable, copyright year; dependent variable, book title B. Independend variable, book title; dependent variable, copyright year C. does not describe a function
Solve the problem.Assume that the table below gives the median weekly earnings in 2001 for men and women in various age groups. Weekly Earnings ($) by Age Group 
Suppose that, in 2002, the median weekly earnings for men increased by 7% in all age groups and the median weekly earnings for women increased by 4% in all age groups. What 2 × 2 matrix could be multiplied by the matrix below to find the median weekly earnings in 2002 for men and women in various age groups? 
A. 
B. 
C. 
D. 
Solve.Given f(x) = 
, find all values for x for which f(x) ? 0.
A. (-?, -10] ? [-6, -5] ? [12, ?) B. (-?, -10] ? (-6, -5] ? (12, ?) C. [-10, -6] ? [-5, 12] D. [-10, -6) ? [-5, 12)