Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: upper hemisphere of x2 + y2 + z2 = 9 cut by the plane z = 0Density: ? = 4
A. Iz = 216?
B. Iz = 36?
C. Iz = 54?
D. Iz = 432?
Answer: D
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Provide an appropriate response.The number of different tilings with irregular polygons is
A. zero; you cannot make a tiling using irregular polygons. B. limited; you can only make 1 different tiling using irregular polygons. C. limited; you can only make 3 different tilings using irregular polygons. D. unlimited; you can make many different tilings using irregular polygons.
Provide an appropriate response.What addition fact is illustrated by the fraction-strip model? 
A. 
+ 
= 
B. 
+ 
= 
C. 
+ 
= 
D. 
+ 
= 
In the following question(s), FN represents the Nth Fibonacci number.F21 = 10,946 and F24 = 46,368. Find the value of F22.
A. 196,418 B. 28,657 C. 46,368 D. 17,711 E. none of these
Solve the problem.The height of a baseball (in feet) at time t (in seconds) is given by y = -16x2 + 80x + 5. Which one of the following points is not on the graph of the equation?
A. (4, 69) B. (1, 69) C. (2, 117) D. (3, 101)