Persamaan lingkaran yang berpusat di O (0,0) dan berjari-jari 2 adalah ….
Ulangan harian Persamaan lingkaran

Quiz
•
Mathematics
•
KG - 1st Grade
•
Medium

Sri Pargiyati
Used 10+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
X2 + y2 – 2a = 0
X2 + y2 – 4a = 0
X2 + y2 + 2a = 0
X2 + y2 + 4a = 0
X2 + y2 +4a2 = 0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika AB merupakan diameter lingkaran dengan A(-5,2) dan B(5, -2), persaman lingkaran yang terbentuk berupa ….
X2+y2 =29
X2+y2 =25
X2+y2 =9
X2+y2 =4
X2+y2 =2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika titik P(-7,t) terletak pada lingkaran L X2+y2 =81, maka t1 .t2 = ….
49
8
- 4
-16
-32
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan lingkaran berpusat di O(0,0) menyinggung garis x -2 =0 adalah ….
X2+y2 =2
X2+y2 =4
X2+y2 =6
X2+y2 =9
X2+y2 =16
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan lingkaran yang berpusat di O(0,0) menyinggung garis y = -8 adalah ….
X2 +y2 – 8 =0
X2 + (y+4)(y-4) =0
X2 + (y+8)(y-8) =0
(x +4)(x – 4) +y2 = 0
(x +4)(x – 4) +(y+4)(y-4) =0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui A ( 5,-1) dan B(2,4) .Lingkaran yang berdiameter AB mempunyai persamaan ….
X2 + y2 – 3x – 3y + 3 = 0
X2 + y2 – 3x +7y + 6 = 0
X2 + y2 + 3x – 3y - 6 = 0
X2 + y2 – 7x – 3y + 6 = 0
X2 + y2 – 7x +3y + 6 = 0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Agar titik P( - n,n) terletak di dalam lingkaran L X2+y2 =50, maka nilai n adalah ….
n < - 5 atau n > 5
n < - 5 atau n > 0
– 5 < n < 5
0 < n < 5
– 5 < n < 0
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