Add and simplify.
+ 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.Find the measure of an angle if its supplement measures 214° less than 5 times its complement.
A. 14° B. 7° C. 84° D. 168°
Mathematics
The two figures are congruent. Find the measure of the requested side or angle.The length of 
A. 
= 7.8
B. 
= 12
C. 
= 3.9
D. 
= 6
Mathematics
Solve the equation for the interval [0, 2?).4 sin2x = 4 cos x + 1
A. 
, 
B. No solution
C. 
, 
D. 
, 
Mathematics
Use the method of adding y-coordinates to graph the function.f(x) = x - sin (2x)
A. 
B. 
C. 
D. 
Mathematics