
Uji Pemahaman Lingkaran

Quiz
•
Mathematics
•
11th Grade
•
Hard
Suratmin ratmin
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa hubungan antara luas juring, sudut pusat, dan panjang busur dalam lingkaran?
Sudut pusat tidak mempengaruhi panjang busur.
Luas juring berbanding lurus dengan sudut pusat dan panjang busur dalam lingkaran.
Panjang busur berbanding terbalik dengan luas juring.
Luas juring tidak berhubungan dengan sudut pusat.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika sudut pusat juring adalah 60 derajat, berapa luas juring jika jari-jari lingkaran adalah 10 cm?
25.12 cm²
78.54 cm²
30.00 cm²
52.36 cm²
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hitung panjang busur dari juring dengan sudut pusat 90 derajat dan jari-jari 5 cm.
10 cm
5 cm
7.85 cm
15.7 cm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah lingkaran memiliki jari-jari 7 cm. Berapa panjang busur untuk sudut pusat 120 derajat?
10.5 cm
21 cm
14.66 cm
18.84 cm
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jelaskan bagaimana luas juring dapat dihitung menggunakan panjang busur dan jari-jari lingkaran.
Luas juring = (Panjang Busur / 2πr) × πr²
Luas juring = 2πr × (Panjang Busur / r)
Luas juring = (Panjang Busur × r) / 2
Luas juring = πr²
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika panjang busur adalah 15 cm dan jari-jari lingkaran 10 cm, berapa sudut pusat juring tersebut?
90 derajat
75 derajat
85.94 derajat
100 derajat
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah juring memiliki luas 25 cm² dan jari-jari 5 cm. Berapa sudut pusat juring tersebut?
114.59 derajat
360 derajat
90 derajat
180 derajat
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