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Luas Permukaan Tabung

Authored by Ayu Wulandari

Mathematics

9th Grade

Luas Permukaan Tabung
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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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