) BO^2=AB^2-AO^2=BC^2-CO^2 {AB^2-BC^2=65 {AB^2+BC^2=169 AB^2=65+BC^2 2*BC^2=104 BC=sqrt(52) BO^2=BC^2-CO^2=52-16=36 BO=6 S=AA1*BO=4*6=24) BO^2=AB^2-AO^2=BC^2-CO^2
{AB^2-BC^2=65 {AB^2+BC^2=169 AB^2=65+BC^2 2*BC^2=104 BC=sqrt(52) BO^2=BC^2-CO^2=52-16=36 BO=6 S=AA1*BO=4*6=24
) BO^2=AB^2-AO^2=BC^2-CO^2
{AB^2-BC^2=65
{AB^2+BC^2=169
AB^2=65+BC^2
2*BC^2=104
BC=sqrt(52)
BO^2=BC^2-CO^2=52-16=36 BO=6
S=AA1*BO=4*6=24) BO^2=AB^2-AO^2=BC^2-CO^2
{AB^2-BC^2=65
{AB^2+BC^2=169
AB^2=65+BC^2
2*BC^2=104
BC=sqrt(52)
BO^2=BC^2-CO^2=52-16=36 BO=6
S=AA1*BO=4*6=24