justinrayhurst justinrayhurst

07-12-2018
Mathematics

contestada

What is the diameter of a circle with the equation (x + 6)2 + (y − 4)2 = 16?

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wegnerkolmp2741o wegnerkolmp2741o

07-12-2018

Answer:

d =8

Step-by-step explanation:

(x + 6)2 + (y − 4)2 = 16

(x + 6)2 + (y − 4)2 = 4^2

(x-h)^2 + (y-k)^2 = r^2

so the radius is 4

2*r = diameter

2*4 = diameter

8 = diameter

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