Which of these descriptions of a triangle ABC are directions that can be followed to draw exactly one shape. 9a) Line AB is 2.5 in. LIne AC is 2 in. Angle B is 40 degrees

9b) Line AB is 2.5 in. Line AC is 1 in. Angle a is 40 degrees

9c) Line AB is 2.5 in. Angle B is 60 degrees Angle A is 40 degrees

9d) Line AB is 2.5 in. Angle B is 60 degrees Angle A is 130 degrees

Please help me solve this it's due at 2:45 if you help me I will mark brainliest plus 50 points no clown answer or you will be reported please give me the correct answers.

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?