ACT Math Question of the Day
Daily challenge for ACT Math. Test yourself and track progress.
If tan A=\frac{b}{c}$, where b>0 and c>0 and $\frac{pi }{2}$<A<pi,
then what is cos A?
Select an answer and click Check.
Daily challenge for ACT Math. Test yourself and track progress.
If tan A=\frac{b}{c}$, where b>0 and c>0 and $\frac{pi }{2}$<A<pi,
then what is cos A?