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24-02-2021
Mathematics

contestada

Give the center and a point on the circle:

Center (10, 9) and Point on Circle (4, 7)

What is the radius2

Respuesta :

24-02-2021

Answer:

Step-by-step explanation:

[tex](x-h)^2+(y-k)^2=r^2\\ \\ (x-10)^2+(y-9)^2=r^2\\ \\ (4-10)^2+(7-9)^2=r^2\\ \\ 36+4=r^2\\ \\ r^2=40[/tex]

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