riosdanny519 riosdanny519
  • 27-05-2021
  • Mathematics
contestada

indentify the center and radius: (x + 4)2 + (y + 5)2 = 64

please helppp!!

indentify the center and radius x 42 y 52 64 please helppp class=

Respuesta :

jimrgrant1 jimrgrant1
  • 27-05-2021

Answer:

4th option

Step-by-step explanation:

The equation of a circle in standard form is

(x - h)² + (y - k)² = r²

where (h, k) are the coordinates of the centre and r is the radius

(x + 4)² + (y + 5)² = 64 ← is in standard form

with h = - 4, k = - 5 and r = [tex]\sqrt{64}[/tex] = 8

centre = (- 4, - 5) and r = 8

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