henrychavez2015 henrychavez2015

26-01-2015
Mathematics

Answered

If the equation of a circle is (x + 5)2 + (y - 7)2 = 36, its radius is
a 6
b 16
c 36

Answer :

26-01-2015

The standard form of the equation of a circle:
[tex](x-h)^2+(y-k)^2=r^2[/tex]
r - radius

[tex](x+5)^2+(y-7)^2=36 \\ \Downarrow \\ r^2=36 \ and \ r>0 \\ r=6[/tex]

The answer is A. 6.

Answer Link

Jacobswan Jacobswan

01-04-2020

Answer:

the answer is 6

Step-by-step explanation:

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