Which is equivalent to 1/2? Select ALL that apply.
A. sin 30°
B. sin 45°
C. cos 45°
D. cos 60°
E. tan 30°
F. tan 45°

See attachment below and find the equivalent of tan(∠qsr)

The collection of beautiful oil paintings currently on display at an art gallery well defined; set not well defined; not a set

At the beginning of the year, adrian's savings account balance was \$28$28. each week, he deposits another \$15$15 into that account, and he doesn't spend any of his savings. is his savings account balance proportional to the number of weeks since the start of the year?