Lin created a scaled copy of triangle a with an area of 72 square units. how many times larger is the area of the scaled copy compared to that of triangle a

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Consider circle c with angle acb measuring 3/4 radians.if minor arc ab measures 9 inches, what is the length of the radius of circle c? if necessary, round your answer to the nearest inch.

You buy 4 items that cost 2.69 14.45 8.05 13.95 what is the estimated total round to the nearest dollar