harap dibantu:) pakai caranya:)

26. L = 1/2 x phi x r^2
L = 1/2 x 22/7 x 14 x 14
L = 1/2 x 616
L = 308 cm^2 A. 308 cm^2

27. V = p x l x t
= 75 cm x 48 cm x 35 cm
= 126000 cm^3

1/3 x 126000 = 42000 Cm^3
C. 42000 cm^3