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December 20, 2014

December 20, 2014

Posted by **Courtney** on Thursday, January 19, 2012 at 10:19am.

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 11:22amuse your scientific calculator. if it's TI-like, 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 11:24amon 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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