Given
d: diameter
d = 14
r = radius
r = 7
Procedure
Drumhead is a circle
In geometry, the area enclosed by a circle of radius r is πr2.
[tex]\begin{gathered} A=\pi\cdot r^2 \\ A=\pi\cdot7^2 \\ A=153.93\text{ } \end{gathered}[/tex]The answer would be 153.93 sq units
