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Earn +20 ptsQ: What is the sine of 30º?
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The length of the hypotenuse of a 30-60 right triangle is 12 inches find the length of the side opposite the 30 angle?
Use the sine ratio: sine 30 = opposite/12 opposite = 12*sine 30 opposite = 6 inches
What is Sine in a 30-degree-angle?
sin(30) = 1/2
What is the numerical value sine 30 degrees?
0.524 or pi/6
What is the sine of 810?
sine 810 = sine 90 = 1
How to find the exact value of arc sine and cosine and tangent?
mostly it comes from memorization. If sin 30 = 1/2, then arcsin (1/2) = 30
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