Posted by **minh ** on Sunday, May 8, 2011 at 5:16pm.

1st-the reason i keep change my name because some of my friends are using my computer by their own name to asked questions. we are having a hard time solving each trig problems

2nd- if sin theta=0.6 and 90 degree <theta < 180 degree, find the exact value of sin 2 theta.

a.-0.6

b.-0.96

c.0.96

d. .28

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