Come on! You honestly think a student that isn't good at math can take Trig? So it isn't calculus. Big deal. Trig isn't something the average kid that sucks at math is going to be able to handle. Not every kid is cut out for higher level math and yes, trig is higher level math.
I suck at math and found Trig easy so, yes, I think someone that isn't good at math can take trig.