Classify the triangle as equilateral, isosceles, or scalene. Then classify it as right, obtuse, or acute.
A. Scalene; acute
B. Isosceles; acute
C. Scalene; right
D. Isosceles; right
Answer: C
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Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 
A. (0, 7)
B. 
C. 
D. (0, 0)
Use a calculator to find the value of the expression in radian measure rounded to two decimal places.sec-1 
A. 2.01 B. 1.13 C. 0.50 D. -2.01
Solve the problem.The accompanying graph shows the average number of degrees above/below normal in December from 2000 - 2009 where x = 0 represents 2000. 
Construct a polynomial of minimum degree that models the graph.
A. y = - 
x(x - 2)(x - 6)(x - 9)
B. y = 
(x - 2)(x - 6)(x - 9)
C. y = 
x(x - 2)(x - 6)(x - 9)
D. y = 
x(x + 2)(x + 6)(x + 9)
Solve the problem.The average height of a boy in the United States, from birth through 60 months, can be modeled by 
where y is the average height, in inches, of boys who are x months of age. What would be the expected difference in height between a child 49 months of age and a child 25 months of age?
A. 5.8 inches B. 20.3 inches C. 46 inches D. 7.8 inches