The length of the common chord of two intersecting circles is 30 cm. If the radio of the two circles are 25cm and 17cm, find the distance between their centres.
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The length of the common chord of two intersecting circles is 30cm . If the radii of the two circles are 25cm and 17cm , find the distance (in cm) between ...
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AB = 30 cm AC = BC = AB2 = 15 cm In Δ AOC (OA)^2 = (AC)^2 + (OC)^2 OC = √(OA^2-AC^2) = √(25^2-15^2) OC = √((25 + 15)(25 - 15)) = √(40 × 10) = ... More
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