Which equation will help you solve this problem? A band performed at halftime during the football game.

There were 64 band members marching in 8 equal rows.

PLZ HELP THIS WAS DUE FRIDAY

How many band members were in each row?

Which statements about these triangles is true

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?

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?