Consider the geometric sequence 8,4,2,1,...
If n is an integer, which of these functions generate the sequence?
Choose all answers that apply:

Prove that quadrilateral is a rhombus.

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

Which geometric principle is used to justify the construction below?