Posted by Soroban on October 11, 2002 at 01:19:56:
In Reply to: Cosine posted by Bob on October 10, 2002 at 23:00:22:
: My book says the cosin of 30 degrees is square root of 3/2
: I get .8666
:
: What gives? I appreciate any input
Nothing "gives" here, Bob.
Read the book again. It says (square root of 3) over (2).
Get it? That's 1.73205/2 = 0.866...