Use the definition or identities to find the exact value of the indicated trigonometric function of the acute angle ?.cos ? = 
Find sin ? and tan ?.
What will be an ideal response?
sin ? = 
, tan ? = 
Mathematics
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Solve the problem.If f varies jointly as q2 and h, and f = 54 when q = 3 and h = 3, find k.
A. k = 6 B. k = 48 C. k = 3 D. k = 2
Mathematics
Name the following angle using three kinds of notation, if possible.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use the given transformation to evaluate the integral. src="https://sciemce.com/media/4/ppg__10615191636__f1q38g7.jpg" alt="" style="vertical-align: -4.0px;" /> 
Rwhere R is the parallelepiped bounded by the planes 
A. 510
B. 4590
C. 1020
D. 9180
Mathematics
Find the sum.[-19 + (-17)] + [(-16) + (-14)]
A. 4 B. -66 C. -28 D. 6
Mathematics