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OpenStudy (anonymous):
if 0° <θ<90° and tan θ= 2/9, what is sin θ+cos θ?
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OpenStudy (anonymous):
what is the 2nd drawing? it's blank
OpenStudy (anonymous):
anyways, what's the 2nd drawing?
OpenStudy (phi):
use pythagoras to find h. now use sin(x)= opp/hyp and cos(x)= adj/hyp|dw:1345251352598:dw|
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