Area of the largest square that can be cut out of a circle of radius 18 cm is

The mathematical expression 9€ t means

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is