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Lp = (22 mm x 14 mm) + (4 x 22/7 x 3,5²)
= 308 + 154
= 462 mm²
b. V = (22/7 x 3,5² x 14 mm) + (4/3 x 22/7 x 3,5³)
= 539 mm³ + 179,666.... mm³
= 539 mm³ + 179,7 mm³ (dibulatkan)
= 718,7 mm³