Drag each object to show whether cost is proportional to area in the situation represented. (Pictures added)

Abcd is a square. what is the measure of angle bac

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?

Which number line correctly shows 0.8 + 0.3?