Răspuns :
AB =12 rad 3 AC =24
BC^2 =AC^2-AB^2
BC^2 =24^2 - (12 rad 3) ^2
BC^2 =576-144*3
BC^2 =576-432 =144
BC =12 cm
A =L* l
A =12 rad 3 *12 =144 rad 3 cm^2
AB =12 rad 3 AC =24
BC^2 =AC^2-AB^2
BC^2 =24^2 - (12 rad 3) ^2
BC^2 =576-144*3
BC^2 =576-432 =144
BC =12 cm
A =L* l
A =12 rad 3 *12 =144 rad 3 cm^2