Rafi ingin membuat tempat pensil berbentuk tabung tanpa tutup dari kertas karton. Jika r = 7 cm, tinggi 13 cm, maka luas karton....​

3 [ (20-4) / 2 ]= 3 * 16/2= 3 x 8 =24
5,(9)=5 9/9= 54/9=6
6/8/4= 6/2=3

Answered by mariamikayla | 2024-06-10

3[(20-4)/2] =3[16/2] =3(8) =24 and 5(9)/(8/4) =45/2 =22.5 is answer

Answered by biya | 2024-06-10

The value of the first expression is 24, and the value of the second expression is 22.5.
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Answered by mariamikayla | 2024-12-26

Jawaban:245 cm²Penjelasan dengan langkah-langkah:L = (πr²) + (r × t)= (22/7 × 7 cm × 7 cm) + (7 cm × 13)= 154 cm² + 91 cm²= 245 cm²

Answered by akuhprincess | 2025-08-24