Persamaaan lingkaran p (2,-3) jari jari 6

Bab Lingkaran
Matematika SMA Kelas X

(h, k) = (2, -3)
r = 6

(x - h)² + (y - k)² = r²
(x - 2)² + (y - (-3))² = 6²
(x - 2)² + (y + 3)² = 36

x² - 4x + 4 + y² + 6y + 9 = 36
x² + y² - 4x + 6y + 13 - 36 = 0
x² + y² - 4x + 6y - 23 = 0