Step-by-step explanation:
Given
diameter (d) = 6
radius(r) = d/2 = 6/2 = 3
Now
Area of semi circle
[tex] \frac{\pi {r}^{2} }{2} [/tex]
[tex] = \frac{3.14 \times {3}^{2} }{2} [/tex]
[tex] = 14.13 \: square \: units[/tex]
