Berapa nilai phi (π) dalam perhitungan lingkaran?
Unsur - unsur Lingkaran Quiz

Quiz
•
Mathematics
•
8th Grade
•
Hard
Hi retno
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
22/6
3.14159 atau 22/7
3.142
3.14
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Apa rumus luas lingkaran?
Luas = 2 * pi * r
Luas = pi * r
Luas = pi * r^3
Luas = pi * r^2
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Bagaimana cara menghitung keliling lingkaran?
π x jari-jari
2 x jari-jari
jari-jari x jari-jari
2 x π x jari-jari (diameter)
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Jari-jari lingkaran adalah setengah dari ...?
Luas lingkaran
Keliling lingkaran
Jumlah sisi lingkaran
Diameter lingkaran
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Berapa nilai diameter lingkaran jika jari-jarinya 7 cm?
10 cm
5 cm
14 cm
21 cm
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Jika luas lingkaran adalah 154 cm^2, berapakah jari-jarinya?
r = √(154/π) ≈ 7 cm
r = 154/π
r = 14 cm
r = 10 cm
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Sebuah lingkaran memiliki keliling 31.4 cm, berapakah jari-jarinya?
3
10
7
5
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