Mathematics, 18.04.2020 00:57, hnsanders00

Mr. Gonzalez estimates the radius of Air conditioning duct by folding a ruler to form two 6 inch tangents to the duct. The tangents form an angle. Mr. Gonzalez measures the angle bisector from the vertex to the duct. It is about 2.75 inches long, what is the radius of the duct?

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Mr. Gonzalez estimates the radius of Air conditioning duct by folding a ruler to form two 6 inch tan...