Which pairs of angles are congruent because they are vertical angles? Check all that apply. 21 and 24 214 and 212 27 and 28 210 and 28 23 and 25 28 and 212

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens

Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?