0.744182 (rounded)
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1. Be sure that your graphing calculator is in degree mode. 2. Press sin( 3. Press 72, ) 4. Press Enter The calculator shows: .9510565163 5. Round to .95 Answer: sin 72° = .95
Using trigonometry it is 44.76*sin(35 degrees) = 25.673 feet to 3 decimal places
sin 300 = -sin 60 = -sqrt(3)/2 you can get this because using the unit circle.
The geometric mean of 3 an 48 is 12 [√(3 x 48) = √144 = 12]
determine the degree of -3