Q:

# What is the sin of 20 degrees?

A:

The sine of 20 degrees is 0.34. The sine is calculated by using the Pythagorean Theorem to find the length of the side of a right triangle opposite the 20 degree angle and dividing that length by the length of the hypotenuse.

## Keep Learning

The formula for the sine of 20 degrees is written as the square root of 0.46 divided by two. The square root of 0.46 is 0.68, which becomes 0.34 when divided by two. The cosine of a 20 degree angle is 0.93, and the tangent is 0.36. Many calculators contain a key for determining the sine function of an angle.

Sources:

## Related Questions

• A: The integral of arcsin is x times the inverse sine of x, plus the square root of one minus x squared, plus a constant expressed as C. Using mathematical no... Full Answer >
Filed Under:
• A: The integral of sin 2x is -(1/2) X cos(2x) + C, where C represents a constant. The integral can be found using the substitution technique of integration, w... Full Answer >
Filed Under:
• A: Eighteen degrees Celsius equals 64 degrees Fahrenheit. It is possible to convert Celsius to Fahrenheit by multiplying the Celsius value by 9, dividing the ... Full Answer >
Filed Under:
• A: To make scones with Bisquick, combine the baking mix with sugar, butter, berries, eggs and milk, and bake the mixture for 15 minutes at 450 degrees Fahrenh... Full Answer >
Filed Under:
PEOPLE SEARCH FOR