Apa rumus untuk menghitung luas lingkaran?
Quiz Lingkaran

Quiz
•
Mathematics
•
8th Grade
•
Hard
muhammad azwarudin
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
$2\pi r$
$\pi r^2$
$r^2$
$\frac{1}{2} \pi r$
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika jari-jari lingkaran adalah 7 cm, berapa kelilingnya?
14 cm
21 cm
44 cm
28 cm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diameter lingkaran adalah 10 cm, berapa luasnya?
25$\pi$ cm²
50$\pi$ cm²
100$\pi$ cm²
75$\pi$ cm²
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa nilai π yang sering digunakan dalam perhitungan?
3.14
3.00
3.5
2.14
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika keliling lingkaran adalah 31.4 cm, berapa jari-jarinya?
5 cm
10 cm
15 cm
20 cm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lingkaran memiliki jari-jari 4 cm. Jika kita menggandakan jari-jari, berapa keliling lingkaran baru?
8$\pi$ cm
12$\pi$ cm
16$\pi$ cm
20$\pi$ cm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa sifat dari semua titik pada lingkaran?
Jarak dari pusat ke titik pada lingkaran sama
Jarak dari pusat ke titik pada lingkaran berbeda
Lingkaran tidak memiliki pusat
Lingkaran memiliki lebih dari satu pusat
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