kak tolong bantuinn,bsk dkmpul

t = 12 cm
s = 13 cm

r² = s² - t²
r² = 13² - 12²
r² = 169 - 144
r² = 25
r = √25
r = 5 cm

V = 1/3.π.r².t
V = 1/3 x 3,14 x 5 x 5 x 12
V = 3,14 x 25 x 4
V = 3,14 x 100
V = 314 cm³