A water tank is in the shape of a sphere of radius 10 feet. The tank is supported on a metal circle 8 feet below the center of the sphere, as shown in the figure. Find the radius of the metal circle.
(a) 6 ft
(b) 2 ft
(c) 3 ft
(d) 5 ft
(e) none of these
(a) 6 ft
Mathematics
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Solve the problem.Assume that a watermelon dropped from a tall building falls in t sec. Find the watermelon's average speed during the first 5 sec of fall and the speed at the instant
A. 160 ft/sec; 81 ft/sec B. 80 ft/sec; 160 ft/sec C. 40 ft/sec; 80 ft/sec D. 81 ft/sec; 162 ft/sec
Mathematics
Factor, if possible.p2 - 11p + 24
A. (p - 24)(p - 1) B. (p - 8)(p - 3) C. (p - 8)(p + 3) D. (p + 8)(p + 3)
Mathematics
Determine if the statement is true or false as x??.x = O(8x)
A. True B. False
Mathematics
A and B designate finite sets. Decide whether the statement is true or false.n(A ? B) = n(A) + n(B) - n(A ? B)
A. True B. False
Mathematics