Math calculator

Search for: google math calculator sin cos

Here is the google guide for it

Search for: sin(30)

Search for: sin(160)

Search for: sin 30 degrees

better syntax

answer is .5

Search for: sin 150 degrees

Read more on calculator

Search for: sin 45 degrees

Search for: java Math.sin

Here is the java Math api link

Search for: radians and degrees

It is the angle subtended by wrapping the radius around the circles circumference.

you have to do


Math.cos(Math.toRadians(90));

even then you don't get an exact value of "0" but close to it as the conversion from degrees to radians is fairly accurate but not exact.