Câu 1: Cho tam giác ABC, A = 64°, B = 80°.Tia phân giác BAC cắt BC tại D. Số đo của góc ADB là bao nhiêu? A. 70° B. 102° C.88° D. 68°​

Solve the inequality and graph 6j - 7 < 5

Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?