Provide an appropriate response.Find angle E. Round to the nearest 0.1°. 
A. 44.5°
B. 75.9°
C. 30.4°
D. 59.6°
Answer: A
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Provide an appropriate response.Using the law of sines, find b if c = 157, B = 50°, and C = 70° in triangle ABC. Round to four significant digits.
A. 192.6 B. 219.8 C. 112.1 D. 128.0
Solve. Round decimals to the nearest thousandth and percents to the nearest tenth of a percent.Write the equivalent fraction and decimal for 16%.
A. 
; 1.6
B. 
; 0.16
C. 
; 160
D. 
; 1600
Solve the problem.The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands). Find the equation of the least-squares regression line that models the data
A. y ? 55.8 - 2.79x B. y ? 26.4 + 1.42x C. y ? -26.4 - 1.42x D. y ? 55.8 + 2.79x
Solve the system analytically.x - y + z = -1x + y + z = -9x + y - z = -3
A. {(-3, -2, -4)} B. {(-2, -4, -3)} C. ? D. {(-2, -3, -4)}