If sin teta=12/13 what is cos teta
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2
sin theta=12/13
sin²theta=144/169
1-cos²theta=144/169
COS²theta=1-144/169
COS²theta=25/169
cos theta=5/13
Answered by
28
Answer:
Cos theta = 5/13
Step-by-step explanation:
Use sin square theta + cos square theta = 1
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