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= 1/2 x 16 x 10
= 80 cm²
a) La = LΔ AOB x 5
= 80 x 5
= 400 cm²
b)V = 1/3 x La x t
= 1/3 x 400 x 20
= 2666,6 cm³
t =
= 6 cm
lluas segilimaberaturan = 5 x luas Δ
= 5 x a x t
= 5 x 16 x 6
= 480
volume limas = 1/3 x luas alas x TL
= 1/3 x 480 x 20
= 3200