
Busur dan Luas Juring Lingkaran
Authored by I Sana
Mathematics
9th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan busur lingkaran?
Busur lingkaran adalah garis lurus yang menghubungkan dua titik pada lingkaran
Busur lingkaran adalah bagian dari segitiga yang dibatasi oleh dua titik pada lingkaran
Busur lingkaran adalah bagian dari lingkaran yang dibatasi oleh dua titik pada lingkaran tersebut dan lengkung garis yang menghubungkan kedua titik tersebut.
Busur lingkaran adalah jarak terjauh antara dua titik pada lingkaran
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara menghitung panjang busur lingkaran?
panjang busur = 2 * π * r * (θ/360)
panjang busur = 2 * r * (θ/360)
panjang busur = r * θ
panjang busur = π * r * (θ/180)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa rumus luas juring lingkaran?
r x θ
2 x r x θ
1/2 x r x θ
r^2 x θ
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika panjang busur lingkaran adalah 10 cm dan jari-jari lingkaran adalah 5 cm, berapakah besar sudut pusatnya?
45
72
60
90
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah luas juring lingkaran dengan panjang busur 12 cm dan jari-jari 6 cm?
15.72 cm^2
22.68 cm^2
10.26 cm^2
18.84 cm^2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika sudut pusat lingkaran adalah 60 derajat, berapakah panjang busur lingkaran jika jari-jarinya 8 cm?
4π cm
16π/3 cm
12π/5 cm
8π/3 cm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah juring lingkaran memiliki sudut pusat 120 derajat dan jari-jari 4 cm. Berapakah panjang busur lingkaran?
8π/3 cm
20π/3 cm
12π/3 cm
16π/3 cm
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