Find the measure of each angle.
A. 66°, 76°, 33°
B. 68°, 78°, 34°
C. 43°, 53°, 84°
D. 32°, 42°, 16°
Answer: B
Mathematics
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Solve the problem.The number of hours of darkness in a coastal town can be modeled by 
, where x is the month and 
corresponds to January. Approximate the number of hours of darkness in April, to the nearest tenth of an hour.
A. 17.4 hr B. 18.2 hr C. 22.7 hr D. 15.2 hr
Mathematics
Find the foci of the ellipse.
+ 
= 1
A. (-2, -11), (-2, 1) B. (-2, -15), (-2, 5) C. (-13, -2), (3, -2) D. (-2, -13), (-2, 3)
Mathematics
Use an inequality symbol to write the given statement symbolically.x is greater than -5.
A. -5 < x B. x ? -5 C. x > -5 D. -5 ? x
Mathematics
Write the system of equations associated with the augmented matrix. Do not solve.
A. 
B. 
C. 
D. 
Mathematics