idontknowmaths
19.01.2020 •
Mathematics
If sin a = 11/61 find tan a , cos a and sec a
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Ответ:
tanA=11/60 cosA=60/61 secA=61/60
Step-by-step explanation:
From Pythagoras rule (adjacent)=√(61^2-11^2)
Adjacent=√(3721-121)
Adjacent=√(3600) adjacent=60
Opposite=11 hypotenuse=61 adjacent=60
TanA=11/60 cosA=60/61 secA=61/60
Ответ:
br
Step-by-step explanation:
this is just wrong