Assume triangle ABC has standard labeling. Determine if AAS, ASA, SSA, SAS, or SSS is given, and decide if the law of sines or the law of cosines should be used to solve the triangle.a, ?, and c
A. SSA; law of sines
B. AAS; law of sines
C. SAS; law of cosines
D. ASA; law of cosines
Answer: C
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A. 64.18 m2 B. 37.35 m2 C. 36.57 m2 D. 4,118 m2
Solve the problem.Find the centroid of a hemispherical shell having outer radius 6 and inner radius 4 if the density varies as the square of the distance from the base.
A. 
= 0, 
= 0, 
= 
B. 
= 0, 
= 0, 
= 
C. 
= 0, 
= 0, 
= 
D. 
= 0, 
= 0, 
= 
Write an inequality involving the variable x that describes the set of numbers graphed.
A. -2 < x < 2 B. -2 ? x ? 2 C. -2 < x ? 2 D. -2 ? x < 2
Solve the problem. Round to the nearest dollar or tenth of a percent when necessary.An office supply store sells a computer disk for $80.95. If the cost is $59.63, find the percent of markup on cost and the equivalent percent of markup on selling price.
A. 73.7%, 26.3% B. 35.8%, 73.7% C. 35.8%, 26.3% D. 73.7%, 135.8%