Find the common ratio 1,-1,1,-1

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?