Respuesta :

the answer is 18.84

6 * 3.14 = 18.84

Answer:

Step-by-step explanation:

diameter = 6 units

Radius = r = 6/2 = 3 units

Area of semicircle = [tex]\frac{1}{2}\pi r^{2}[/tex]

                                [tex]=\dfrac{1}{2}\pi *3*3\\\\\\=\dfrac{9}{2}\pi \\\\\\= 4.5 \pi \ unit^{2}[/tex]