
Luas Permukaan Tabung
Authored by Ayu Wulandari
Mathematics
9th Grade

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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa rumus untuk menghitung jari-jari tabung jika diketahui luas alasnya?
r = πA
r = √(A/π)
r = 2√(A/π)
r = A/π
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika tinggi tabung adalah 10 cm dan jari-jari 5 cm, berapa tinggi tabung tersebut?
5 cm
15 cm
10 cm
20 cm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hitung luas alas tabung dengan jari-jari 7 cm!
153.94 cm²
150.00 cm²
154.00 cm²
160.00 cm²
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika jari-jari tabung adalah 4 cm, berapa luas selimut tabung dengan tinggi 10 cm?
200 cm²
314.16 cm²
150 cm²
251.2 cm²
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa rumus untuk menghitung total luas permukaan tabung?
2 * π * r^2 + 2 * π * r * t
2 * π * r * (r + t)
π * r^2 * t
π * r * t
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika luas alas tabung adalah 50 cm², berapa jari-jari tabung tersebut?
r = 3 cm
r = 4 cm
r = 5 cm
r = √(50/π) ≈ 3.99 cm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hitung luas selimut tabung dengan jari-jari 3 cm dan tinggi 8 cm!
200 cm²
90 cm²
120 cm²
150.72 cm²
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