cw22756
cw22756
13-03-2021
Mathematics
contestada
if sin theta is 4/5, what is cos theta
Respuesta :
grecia07
grecia07
13-03-2021
sin theta = 4/5
we can see that 4 stands for y and 5 stands for r
We have to search the x (using phytagoream theorema)
x = 3
cos theta = x/r
cos theta = 3/5
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