Tolong jawab no 7&8 plissss bangettt

7. V Limas = 1/3 x luas alas x t
= 1/3 x 10 cm x 12
= 1 x 10 x 4
= 40 cm²
8. L lingkaran
= πr²
= 22/7 x 14 cm
= 22 x 2 cm
= 44 cm²