Explanation:
sin 53° = x/26
0.7986 = x/26
=> x = 26×0.7986
= 20.76
Tan 39° = 52/x
0.8098 = 52/x
=> x = 52/0.8098
= 64.21
cos x = 7/15 = 0.4667
x= arc cos 0.4667 = 62.18°
sin x = 27/46 = 0.5870
x = arc sin 0.5870 =35.94°
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