Mathematics
10 Online
OpenStudy (anonymous):
help please!!!
Find the measures of two angles, one positive and one negative, that are coterminal with pi/2.
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OpenStudy (anonymous):
@undeadknight26
undeadknight26 (undeadknight26):
AWe dam i hate these ._.
OpenStudy (anonymous):
ik they're really confusing!!!!
OpenStudy (here_to_help15):
lol
undeadknight26 (undeadknight26):
This might be a lot higher than my highest intellect sorry ._.
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OpenStudy (anonymous):
ok thanks anyway
OpenStudy (here_to_help15):
@undeadknight26
OpenStudy (here_to_help15):
I need some help in Earth Science mind helping me while i help @em2000
OpenStudy (rational):
simply add or subtract `2pi` to get a coterminal angle
OpenStudy (rational):
pi/2 + 2pi = ?
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OpenStudy (anonymous):
OpenStudy (here_to_help15):
to get co-terminal angles add 360 to that angle and subtract 360 from that angle
OpenStudy (here_to_help15):
or in radians, add and subtract 2pi
OpenStudy (here_to_help15):
so calculate
pi/2 + 2pi =...
pi/2 - 2pi =...
OpenStudy (here_to_help15):
looking at the choice, you don't need to actually calculate them!
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OpenStudy (anonymous):
is it b?
OpenStudy (here_to_help15):
Answer choices?
OpenStudy (here_to_help15):
Post them real fast ill be back
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
they're above in an attachment
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OpenStudy (here_to_help15):
0/0 ok
OpenStudy (here_to_help15):
there is one choice which says to add and subtract 360 degrees :)
OpenStudy (anonymous):
@Here_to_Help15 thank u!!
OpenStudy (here_to_help15):
Np : )