yang baik tolong dijawab please Besok dikumpul nomor 24 dan 25 tolong pakai cara

24. L = 22/7 x r x r
= 3.5 x 3.5 x 22/7 x 1/2
= 3.5 x 3.5 x 11/7
= 12.25 x 11/7
= 19.25 (A)

25. 48 x 25 = 1200cm2
53 - 25 = 28 x 48 ÷ 2 = 28 x 24 = 672cm2
1200 + 672 = 1872cm2 (D)