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leaaaaaaaaaaaa
12-05-2018
Mathematics
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9. WILL GIVE BRAINLIEST IF CORRECT
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hyper4321
hyper4321
12-05-2018
Answer is: A;
Re-arrange formula to give: sin q = -1/square root of 2
Now, sin (3 pie/4) = sin(135) = -1/square root of 2
Also, sin(5 pie/4) = sin(235) = -sin(45) = -1/square root of 2
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aencabo
aencabo
12-05-2018
rearrange the equation we get;
sinq = -2/2sqrt(2) = -1/sqrt(2)
answer is letter A. 3pi/4 , 5pi/4
Hope this helps your question! Goodluck
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