Apa bentuk umum persamaan lingkaran dengan pusat di (0,0) dan jari-jari r?

Kuis Persamaan Lingkaran

Interactive Video
•

Ethan Morris
•
Mathematics
•
11th - 12th Grade
•
Hard
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x² + y² = r
x² + y² = r²
x² + y² = 2r
x² + y² = 4r²
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika pusat lingkaran berada di (a,b), bagaimana bentuk umum persamaan lingkarannya?
x - a² + y - b² = 4r²
x - a² + y - b² = r²
x² + y² = r²
x - a² + y - b² = 2r
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara menentukan pusat dari persamaan lingkaran x² + y² + AX + BY + C = 0?
(-A, -B)
(A, B)
(A/2, B/2)
(-A/2, -B/2)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa jari-jari lingkaran dari persamaan x² + y² = 25?
5
25
10
√25
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika persamaan lingkaran adalah x² + y² - 6 = 0, berapa jari-jarinya?
√3
√6
3
6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang harus dilakukan jika koefisien x² dan y² dalam persamaan lingkaran tidak sama dengan 1?
Tambahkan koefisien ke semua
Bagi semua dengan koefisien
Kalikan semua dengan koefisien
Kurangi koefisien dari semua
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam persamaan lingkaran x² + y² - 4x + 2y - 10 = 0, berapa koordinat pusatnya?
(-2, 1)
(2, -1)
(1, -2)
(-1, 2)
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara menghitung jari-jari dari persamaan lingkaran x² + y² + AX + BY + C = 0?
√(A² - B² - C)
√(A² + B² + C)
√(A² - B² + C)
√(A² + B² - C)
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa bentuk umum dari persamaan lingkaran yang sudah diuraikan?
x² + y² = 0
x - a² + y - b² = r²
x² + y² = r²
x² + y² + AX + BY + C = 0
10.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diketahui persamaan lingkaran x² + y² = 15, berapa jari-jarinya?
15
30
√15
√30
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