One of the values r (radius), d (diameter), V (volume), or S(surface area) is given for a particular sphere. Find the indicated value. Leave ? in your answer.V = 972? cm3; r = ?
A. 729 cm
B. 3 cm
C. 12 cm
D. 9 cm
Answer: D
Mathematics
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Solve the problem.A rectangular sea aquarium observation window is 16 ft wide and 6 ft high. What is the force on this window if the upper edge is 3 ft below the surface of the water. The density of seawater is 64 lb/ft3.
A. 73,700 lb B. 36,900 lb C. 23,000 lb D. 41,500 lb
Mathematics
Decide if the graph of the system is a pair of parallel lines, intersecting lines, or one line.x + y = -13x - y = -3
A. One Line B. Intersecting C. Parallel
Mathematics
Let ? be an acute angle. Find the unknown trigonometric value using the given information.csc ? if sin ? = 
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
= 
A. {- 
, - 
}
B. 
C. {
, 
}
D. ?
Mathematics