Solve the problem.Find the center of mass of the hemisphere of constant density bounded 
and the 
A. 
= 0, 
= 0, 
= 
B. 
= 0, 
= 0, 
= 
C. 
= 0, 
= 0, 
= 
D. 
= 0, 
= 0, 
= 1
Answer: C
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Evaluate.
A. -8 B. 1 C. 0 D. undefined
Solve the right triangle ABC with C = 90°. Your answer should give an angle in decimal degrees when given an angle in decimal degrees and in degrees and minutes when given an angle in degrees and minutes. Use the rules for significant digits.A = 40.82°, b = 13.5 ft
A. B = 49.18°, a ? 11.66 ft, c ?17.84 ft B. B = 49.18°, a ? 11.66 ft, c ? 20.65 ft C. B = 49.18°, a ? 11.7 ft, c ? 17.8 ft D. B = 49.18°, a ? 11.7 ft, c ? 20.7 ft
Identify the type of sampling described by the proposal.A market researcher randomly selects 500 homeowners under 40 years of age and 200 homeowners over 40 years of age.
A. stratified sample B. cluster sample C. convenience sample D. simple random sample E. systematic sample
Convert to an exponential equation.log10 
= -2
A. 
2 = 10
B. 10100 = 2
C. 10-2 = 
D. 210 = 