Find the surface area of the surface S.S is the area cut from the plane z = 5y by the cylinder x2 + y2 = 25.
A. 5
?
B. 25
?
C. 10
?
D. 25
Answer: B
Mathematics
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Evaluate the factorial expression.
A. 1
B. 
C. 4
D. 4!
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For the triangle, based on the side lengths given, decide whether it is equilateral, isosceles, or scalene. 
A. scalene B. isosceles C. equilateral and isosceles
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Solve the problem.Use the graph to determine how many hours were needed to prepare for Test 2.
A. 2 hours B. 3 hours C. 5 hours D. 1 hours
Mathematics