Convert the angle to a decimal in degrees. Round the answer to two decimal places.161°20'12''
A. 161.40°
B. 161.35°
C. 161.30°
D. 161.34°
Answer: D
Mathematics
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Determine whether the given ordered pair is a solution of the system.(3, -2)x + y = 1x - y = 5
A. solution B. not a solution
Mathematics
Match the graph to one of the polar equations. 
A. r = 1 B. r = 2 cos ? C. r sin ? = 1 D. r = 2 sin ?
Mathematics
Solve the problem.An object is propelled vertically upward from the top of a 32-foot building. The quadratic function 
models the ball's height above the ground, 
in feet, t seconds after it was thrown. How many seconds does it take until the object finally hits the ground? Round to the nearest tenth of a second if necessary.
A. 2 seconds B. 3 seconds C. 0.3 seconds D. 6.3 seconds
Mathematics