(A) 1.7
(B) 3.0
(C) 3.5
(D) 4.7
(E) 5.2
48 . If cos 2x = sin x, and x is in radians, which of the following is a possible value of x?
(A) 0.39
(B) 0.52
(C) 1.05
(D) 1.60
(E) 2.09
49 .
Figure 8
In Figure 8, if a wooden right circular cylinder with radius 2 meters and height 6 meters
has a cylindrical hole of diameter 2 meters drilled through the center as shown, what is
the entire surface area (including the top and bottom faces), in square meters, of the
resulting figure?