If , then ∆ABC and ∆DEF are congruent by the ASA criterion. If , then ∆ABC and ∆DEF are congruent by the SAS criterion. ∆ABC and ∆DEF are congruent if .

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?

If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅