The exact value for the sine of 15 degrees is 0.2588190451. The sine of an angle is equal to length of the side opposite the acute angle divided by the length of the hypotenuse. More »

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Sin 90 degrees is equal to one. This degree value can also be expressed in radians as sin(?/2) = 1. This value of the sine function corresponds to one-fourth of the complete arc distance along the unit circle. More »

The value of sin 40 degrees is 0.64278760968 as seen on a calculator. The sine, cosine and tangent are all based on the right-angled triangle and are useful calculations in trigonometry. More »

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The sine value of 120 degrees is equal to 0.866, rounded to the third decimal. This value is equal to the square root of 3 divided by 2. More »

The value of sin 40 degrees is 0.64278760968 as seen on a calculator. The sine, cosine and tangent are all based on the right-angled triangle and are useful calculations in trigonometry. More »

The sine of pi is zero. In trigonometry, pi is known as the root or inflection point of the sine function. When expressed in radians, the sine of pi is equivalent to the sine of a 180-degree or 360-degree angle, both of ... More »

To accurately convert Celsius to Fahrenheit, use the following formula: degrees in Celsius times 9, divided by 5 plus 32 equals degrees Fahrenheit. If you only desire a rough estimate for smaller amounts, such as tempera... More »

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