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Let’s check out your problem:
Determine the equation of the circle with radius
138
\sqrt{138}
138
and center
(
−
5
,
0
)
(-5,0)
(
−
5
,
0
)
.
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Math Problems
Algebra 2
Write equations of circles in standard form using properties
Full solution
Q.
Determine the equation of the circle with radius
138
\sqrt{138}
138
and center
(
−
5
,
0
)
(-5,0)
(
−
5
,
0
)
.
Identify values:
Identify the values of
h
h
h
,
k
k
k
, and
r
r
r
.
h
=
−
5
h = -5
h
=
−
5
k
=
0
k = 0
k
=
0
r
=
138
r = \sqrt{138}
r
=
138
Substitute values:
Substitute
−
5
-5
−
5
for
h
h
h
,
0
0
0
for
k
k
k
, and
138
\sqrt{138}
138
for
r
r
r
in the standard form equation of a circle.
\newline
(x - (\(-5))^
2
2
2
+ (y -
0
0
0
)^
2
2
2
= (\sqrt{
138
138
138
})^
2
2
2
Simplify equation:
Simplify the equation.
(
x
+
5
)
2
+
y
2
=
138
(x + 5)^2 + y^2 = 138
(
x
+
5
)
2
+
y
2
=
138
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