Three coins are tossed onto a table and the numbers of heads is recorded. the number of possible outcomes for this event is

Which value of c would make he following expression completely factored? 8x+cy

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.

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).