Posted by Courtney on Thursday, January 19, 2012 at 10:19am.
Determine each tangent ratio to four decimal places using a calculator.
A) tan 74 degrees
B) tan 45 degrees
C) tan 60 degrees
D) tan 89 degrees
How do I figure this out !?

Math  Steve, Thursday, January 19, 2012 at 11:22am
use your scientific calculator. if it's TIlike, just make sure the rad/deg display shows deg
press 74
press tan
If you don't have one, there are online scientific calculators
On some of them you press tan first.

Math  Reiny, Thursday, January 19, 2012 at 11:24am
on your calculator , find a key labeled DRG
press until DEG shows
I will do C), you follow the same steps for the others
press:
tan
60
=
you should get 1.732.....
If this does not work,
then enter
60
tan
=
(the last method is used by a small number of manufacturers)
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