The formula for the area of a circle is A=πr². First, input 3.14 in place of pi, A=(3.14)r<span>². Then divide the diameter by 2 to get the radius and plug that in for r, A=(3.14)(12.2)</span>². Now solve, <span>A=467.3576. Finally, round your answer to the nearest hundredth, A</span>≈467.36
