a.nilai AC b.nilai AO ...............

a.nilai AC
√6² + 6²
√36+36
√72
√36×2
6√2

b.nilai AO
ao=½ ac
= ½ 6√2
= 3√2

kita bisa mencari nilai AC menggunakan rumus phytagoras
AC = √AB^2 + BC^2 = √6^2 + 6^2 = √72 = 6√2

Kemudia nilai AO = 1/2 AC = 1/2 6√2 = 3√2