Pls help. Easy question and

Which statement justifies why angle ebc measures 90?

The owners of four companies competing for a contract are shown in the table below. if a report is released that advocates company b, which of the people having funded the report should result in the most skepticism? company owner of company company a jake adams company b company c company d debby smith henry rose rhonda baker o a. jake adams o b. rhonda baker o c. debby smith o d. henry rose

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1