Apa rumus untuk menghitung luas lingkaran?

Quiz Luas Lingkaran

Quiz
•
Science
•
6th Grade
•
Hard
Endri Winarni
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2πr
πr²
r²
2r
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika jari-jari lingkaran adalah 7 cm, berapa luas lingkaran tersebut?
154 cm²
49 cm²
21 cm²
28 cm²
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambar di bawah ini menunjukkan sebuah lingkaran. Jika diameter lingkaran tersebut adalah 10 cm, berapa luasnya?
25π cm²
50π cm²
100π cm²
75π cm²
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lingkaran dengan jari-jari 4 cm memiliki luas berapa?
16π cm²
8π cm²
12π cm²
20π cm²
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika luas lingkaran adalah 78.5 cm², berapa jari-jari lingkaran tersebut?
5 cm
7 cm
10 cm
6 cm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gambar bangun datar di bawah ini adalah sebuah lingkaran. Jika luasnya 28.26 cm², berapa jari-jari lingkaran tersebut?
3 cm
5 cm
4 cm
6 cm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lingkaran dengan jari-jari 3 cm, jika diperbesar menjadi 6 cm, berapa kali lipat luasnya?
2 kali
3 kali
4 kali
6 kali
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