The difference between the radii of the smaller circle and the larger circle is 7 cm and the difference between their areas of the two circles is 1078 sq. cm. Find the radius of the smaller circle.
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here is your answer buddy
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Carbon dioxide is an acidic colorless gas with a density about 53% higher than that of dry air. Carbon dioxide molecules consist of a carbon atom covalently double bonded to two oxygen atoms. It occurs naturally in Earth's atmosphere as a trace gas.
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