Suppose y varies directly with x. If y = –4 when x = 8, what is the equation of direct variation?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Which best explains why this triangle is or is not a right triangle ?

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units