Solve the equation.625x = 3125
A. 
B. 
C. 
D. 
Answer: A
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Solve the equation. Round to the nearest tenth, if necessary.A ball is dropped from a cliff that is 272 ft high. The distance S (in feet) that it falls in t seconds is given by the formula S = 16t2. How many seconds will it take for the ball to hit the ground? Round to the nearest tenth of a second.
A. 16.5 sec B. 16 sec C. 4.1 sec D. 4624 sec
Classify the triangle as acute, obtuse, or right.
A. right triangle B. acute C. obtuse
Use Cramer's rule to solve the linear system.3x + 5y = 344x + 5y = 37
A. (5, 3) B. (-5, 3) C. (3, 5) D. (-3, -5)
Solve the right triangle.
B = 58.45°, a = 515.9 mGive side lengths to two decimal places.
A. A = 31.55°; b = 840.23 m; c = 985.97 m B. A = 31.55°; b = 788.64 m; c = 985.97 m C. A = 31.55°; b = 840.23 m; c = 998.62 m D. A = 31.55°; b = 891.82 m; c = 972.40 m