For the given arithmetic series, what is Sn?a1 = 3, d = 9, and n = 12
A. 630
B. 1260
C. 642
D. 2520
Answer: A
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Find the missing numerator and denominator.
÷ 
= 
A. 
B. 
C. 
D. 
Solve the problem.Write an iterated triple integral in the order 
for the volume of the tetrahedron cut from the first octant by the plane 
.
A. 
B. 
C. 
D. 
Solve the right triangle. If two sides are given, give angles in degrees and minutes.
a = 50.26 ft, c = 231 ftRound the missing side length to two decimal places.
A. A = 13° 34', B = 76° 26', b = 225.47 ft B. A = 12° 34', B = 77° 26', b =209.69 ft C. A = 10° 34', B = 79° 26', b = 236.74 ft D. A = 12° 34'; B = 77° 26'; b = 225.47 ft
Solve the problem.Mr. Meredith is building a table. The top will have a piece of marble 
inches by 18 inches, bordered by 3
inches of wood on all four sides. Give the overall dimensions of the table top.
A. 22
inches by 21
inches
B. 26 inches by 24 inches
C. 26 inches by 24
inches
D. 26
inches by 24
inches