the length of the chord from the circle is distance on 5cm the circle is of 24 cm find the radius
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Answered by
2
Answer:
Explanation:
Chord of a circle = 24 cm. Radius of the circle = [(24/2)^2+5^2]^0.5 = [144+25]^0.5 = 13 cm.
Answered by
2
Answer:
GIven AB=24 cm and OC=5 cm
Since, the perpendicular from the centre of the circle to the chord bisects the chord,
AC=CB=12 cm
Join, OA, in △AOC
AO
2
=AC
2
+OC
2
(PythagorasTheorem)
=12
2
+562
=144+25=169
⇒AO=
169
=13cm
∴Diameter=2×=2×AO=2×13cm=26cm
Explanation:
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