Find the radius of the circle whose centre is (3, 2) and passes through ( √ 5, 6).
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Step-by-step explanation:
ANSWER
Radius of the circle whose centre is (3,2) and passes through (−5,6) is the distance between (3,2) and (−5,6)
=
(x
2
−x
1
)
2
+(y
2
−y
1
)
2
=
(−5−3)
2
+(6−2)
2
=
(−8)
2
+(4)
2
=
64+16
=
80
=4
5
Units.
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