Kuis Lingkaran 1 #upb

Kuis Lingkaran 1 #upb

12th Grade - University

10 Qs

quiz-placeholder

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Kuis Lingkaran 1 #upb

Kuis Lingkaran 1 #upb

Assessment

Quiz

Mathematics

12th Grade - University

Hard

Created by

Aizul Istiqomah

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Garis singgung di titik (12,-5) pada lingkaran x2 + y2 = 169 menyinggung lingkaran (x-5)2 + (y-12)2 = p. Nilai p =

207

169

117

19

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Jika lingkaran x2 + y2+ Ax + Ay + A = 0 dengan A>0 mempunyai jari jari 2✓6 maka nilai A adalah

2

3

4

5

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Jika a<0 dan lingkaran x2 + y2 - ax + 2ay + 1 = 0 mempunyai jari jari 2 , maka kordinat pusat lingkaran tersebut adalah

(-1, 2)

(-2, -1)

(1, 2)

(1, -2)

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Lingkaran (x+6)2 + (y+1)2 = 25 menyinggung garis y=4 dititik..

(6, -4)

(-6, 4)

(3, -2)

(-3, -2)

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Diketahui lingkaran x2+y2-4x+2y+c=0 melalui titik A(5,-1). Jari jari lingkaran tersebut adalah

3

6

2

5

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Persamaan lingkaran dengan pusat (-1,1) dan menyinggung garis 3x-4y+12=0 adalah

X2+y2+2x-2y+1=0

X2+y2-2x-2y+1=0

X2+y2-2x+2y+1=0

X2+y2+2x-2y-1=0

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Syarat agar garis ax+y=0 menyinggung lingkaran degan pusat (-1,3) dan jari jari 1 adalah

4/3

2/4

4/-3

2/-4

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