
persamaan lingkaran
Authored by push helo
Professional Development
University
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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan lingkaran yang melalui titik (3,-2) dan memiliki titik pusat (3,4) ialah . . .
x² – y² – 6x – 8y – 11 = 0
x² + y² – 6x – 8y – 11 = 0
x² + y² – 6x – 8y + 25 = 0
x² – y² – 3x – 4y – 11 = 0
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan garis singgung lingkaran yang titiknya (5,2) di x² + y² – 4x + 2y – 10 = 0 ialah . . .
3x + 3y – 18 = 0
3x + 3y + 18 = 0
x + 3y – 10 = 0
5x + 2y – 10 = 0
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan lingkaran L = (x – 5)² + (y – 1)² = 1 memotong garis y = 1. Hitunglah persamaan garis singgung lingkarannya?
x = -4 dan x = 4
x = 6 dan x = 4
x = 5 dan x = 2
x = 2 dan x = 3
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan lingkaran yang menyinggung sumbu Y dengan titik pusat (4,-3) ialah . . .
x² – y² – 8x – 6y – 9 = 0
x² + y² – 6x – 8y + 11 = 0
x² + y² – 8x + 6y + 9 = 0
x² – y² – 2x + 5y – 11 = 0
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan lingkaran (x – 4)² + (y + 2)² = 4 menyinggung garis x = 2 di titik . . .
(-2,-2)
(2,4)
(3,-2)
(2,-2)
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Hitunglah persamaan lingkaran yang menyinggung garis 6x + 8y + 10 = 0 berpusat di lingkaran x² + y² – 6x + 8y -19 = 0?
(x – 2)² + (y + 3)² = 26
(x – 3)² + (y + 4)² = 26
(x – 3)² + (y + 4)² = 36
(x – 2)² + (y + 4)² = 42
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
HPersamaan garis singgung pada lingkaran x² + y² – 2x + 4y – 6 = 0 melalui titik (3,1) ialah . .
2x + 3y + 7 = 0
2x + 3y – 7 = 0
x + 3y – 10 = 0
x + 3y – 12 = 0
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