Question

If tan x = .76 and cos x = .22, what is sin x?

Answer 1

We know that
\[\tan x= \frac{\sin x}{\cos x}\]
so
\[\sin x=\tan x \times \cos x\]
Just plugin the values and voila!!
I think you can do now, can't you?

Answer 2

i got 0.1672 is that right ?

Answer 3

yeah, you're right, Good work

Answer 4

thankks^.^