40 q: evaluate. 9^2+2x4−5 a.21 b.75 c.84 d.327 no false answers, no spamming to get points, no saying "why don't you just try"

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor

At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?

If cos(θ)=2853 with θin q iv, what is sin(θ)?