ASAP PAST DUE !! Rotate XYZ around point Z clockwise 90 degrees. Label the image of the triangle with X’ , Y’ , and Z’.

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Can someone answer this question? : )