Persamaan Lingkaran dan Garis Singgung

Quiz
•
Mathematics
•
11th Grade
•
Hard
Zulkifli Math
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui lingkaran x² + y² + 8x + 2py+9=0 mempunyai jari-jari 4 dan menyinggung sumbu Y. Pusat lingkaran tersebut sama dengan ...
(4,-6)
(-4,6)
(-4,-6)
(-4,-3)
(4,3)
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan garis singgung lingkaran: x² + y²-6x + 2y - 15 = 0 pada titik (7, 2) adalah ...
2x - 7y = 0
4x + 7y - 38 = 0
7x + 2y - 53 = 0
4x + 3y - 53 = 0
4x + 3y - 34 = 0
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Lingkaran dengan persamaan: 4x2 + 4y2 - ax + 8y - 24 = 0 melalui titik M (1, -1), maka jari-jari lingkaran tersebut adalah ...
√2
2
4
2√34
2√46
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan lingkaran dengan titik pusat (3,4) dan berjari-jari 6 adalah ...
X2 + y2 - 6x + 8y - 11 = 0
X2 + y2 - 8x - 6y - 11 = 0
X2 + y2 - 6x - 8y - 11 = 0
X2 + y2 + 8x - 6y - 11 = 0
X2 + y2 - 8x + 6y - 11 = 0
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan garis singgung yang melalui titik A (-2, -1) pada lingkaran yang persamaannya x2 + y2 + 12x - 6y + 13 = 0 adalah ...
- 2x - y - 5 = 0
x - y + 1 = 0
x + 2y + 4 =0
3x - 2y + 4 = 0
2x - y + 3 = 0
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Lingkaran L = (x - 3)2 + (y - 1)2 = 1 memotong garis y = 1. Persamaan garis singgung di titik potong lingkaran dan garis y = 1 adalah ...
A.
B.
C.
D.
E.
x = 2 dan x = 4
x = 3 dan x = 1
x = 1 dan x = 5
x = 2 dan x = 3
x = 3 dan x = 4
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Salah satu persamaan garis singgung ling- karan x2 + y ^ 2 + 6x - 4y - 7 = 0 yang tegak lurus garis y = 7 - 2x adalah....
2x - y + 17 = 0
2x - y - 12 = 0
x - 2y - 3 = 0
X - 2y + 3 = 0
x -2y = 0
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