Use the percent proportion to answer the question. Round your answer to the nearest tenth of a percent, if necessary.72.7 feet is what percent of 9 feet?
A. 8078.0%
B. 12.4%
C. 1.2%
D. 807.8%
Answer: D
Mathematics
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Draw the given angle.225°
A. 
B. 
C. 
D. 
Mathematics
Use the information given about the angle ?, to find the exact value of the indicated trigonometric function.sin ? = - 
, ? in quadrant IV Find sin 2?.
A. - 
B. 
C. 
D. - 
Mathematics
Graph the system of inequalities.2x + 3y ? 6 x - y ? 3 y ? 2
A.
B. 
C. 
D. 
Mathematics
Solve the problem.The average daily metabolic rate for a hippopotamus living in the wild can be expressed as a function of weight by 
where w is the weight of the hippopotamus (in kg) and m is the metabolic rate (in kcal/day). Determine dm/dt for a 
hippopotamus that is gaining weight at a rate of 15.75 kg/day.
A. 10,627 kcal/day2 B. 15 kcal/day2 C. 309 kcal/day2 D. 232 kcal/day2
Mathematics