Tolong dijawab ya kak, soalnya urgent ​

~> R1 = R2 ~ R

I(O) = m1.r1² + m2.r2² + m3.r3² + m4.r4²

= R²(2m + 2m + 2m + 3m)

= 9m.R² ✓✓

~> I(x) = m1.r1y² + m2.r2y² + m3.r3y² + m4.r4y²

= 2m.0 + 2m.R² + 2m.0 + 3m.R²

= 5m.R² ✓✓