1. If cos(x + 30%) = sin x , a measure of angle x is
A. 30
B. 60
C. 90
D. 12...
![subject](/tpl/images/cats/mat.png)
Mathematics, 27.05.2021 05:20 floihqrrigweo
1. If cos(x + 30%) = sin x , a measure of angle x is
A. 30
B. 60
C. 90
D. 120
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Answers: 3
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