Răspuns :
A = [tex] \frac{ d^{2} }{2} [/tex]
A = [tex] \frac{(4 \sqrt{6} )^{2} }{2} [/tex] = [tex] \frac{16*6}{2} [/tex] = 48 [tex] cm^{2} [/tex]
A = [tex] \frac{(4 \sqrt{6} )^{2} }{2} [/tex] = [tex] \frac{16*6}{2} [/tex] = 48 [tex] cm^{2} [/tex]