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Mathematics 10 Online
OpenStudy (anonymous):

x is about

OpenStudy (anonymous):

OpenStudy (lone001):

is x angle ?

OpenStudy (anonymous):

yea but it use from sin,cos or tan

OpenStudy (lone001):

sinx=18/20 x=arcsin18/20=arcsin9/10

OpenStudy (anonymous):

angle x=64.158

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