43 . If P is a point on the line y = 2x in the first quadrant, and the distance
from the origin to point P is 5, what are the approximate coordinates
of point P?
(A) (2.24, 4.47)
(B) (3.00, 6.00)
(C) (4.00, 8.00)
(D) (4.47, 2.24)
(E) (4.72, 2.36)44 .
Figure 13In Figure 13, circle O has diameter of length 8. If smaller circle P is
tangent to diameter at point O and is also tangent to circle O,
what is the approximate area of the shaded region?(A) 3.14
(B) 6.28
(C) 9.42
(D) 12.57
(E) 25.13