help show work plz help

Answer:
153.9 in^2
Step-by-step explanation:
We know that the formula for the area of a circle is:
[tex]A=\pi r^{2}[/tex]
Finding the radius (half the diameter):
[tex]14/2=7[/tex]
Then substitute and solve:
[tex]A=\pi (7)^{2}[/tex]
[tex]A=153.93804[/tex]
[tex]A[/tex]≈[tex]153.9[/tex] in^2