Tentukan pusat lingkaran dari persamaan x² + y² - 4x - 6y + 9 = 0.
ULANGAN PERSAMAAN LINGKARAN, GARIS SINGGUNG DAN TRANSLASI

Quiz
•
Mathematics
•
12th Grade
•
Medium
saryanti sar
Used 10+ times
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18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 8 pts
(2, 3)
(0, 0)
(1, 2)
(3, 4)
2.
MULTIPLE CHOICE QUESTION
1 min • 6 pts
Tulis persamaan lingkaran yang memiliki pusat di (1, -2) dan jari-jari 5.
(x + 1)² + (y - 2)² = 20
(x - 1)² + (y + 2)² = 25
(x - 1)² + (y + 2)² = 30
(x + 1)² + (y + 2)² = 25
3.
MULTIPLE CHOICE QUESTION
2 mins • 7 pts
Tentukan jari-jari lingkaran yang memiliki pusat di (-1, 2) dan melalui titik (2, 5).
√8
4
3√2
2√2
4.
MULTIPLE CHOICE QUESTION
30 sec • 6 pts
Tulis persamaan lingkaran yang memiliki pusat di (0, 0) dan jari-jari 3.
x² + y² = 3
x² + y² = 9
x² + y² = 12
x² + y² = 6
5.
MULTIPLE CHOICE QUESTION
1 min • 6 pts
Gambar lingkaran dari persamaan (x + 2)² + (y - 1)² = 25.
Center: (0, 0), Radius: 10
Center: (-2, 1), Radius: 5
Center: (-2, 1), Radius: 3
Center: (2, -1), Radius: 5
6.
MULTIPLE CHOICE QUESTION
3 mins • 9 pts
Persamaan garis singgung lingkaran x2 + y2 - 6x + 4y + 11 = 0 di titik (2,-1) adalah ...
x - y - 12 =0
x - y - 4 = 0
x - y - 3 = 0
x + y - 3 = 0
x + y + 3 = 0
7.
MULTIPLE CHOICE QUESTION
3 mins • 6 pts
Persamaan garis singgung melalui titik (2,3) pada lingkaran x2 + y2 = 13 adalah ...
2x - 3y = 13
2x + 3y = -13
2x + 3y = 13
3x - 2y = -13
3x+ 2y = 13
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