Adiagonal of a cube measures 294 cm. the diagonal of a face measures 14 cm. what is the length of an edge of the cube? round to the nearest tenth of a centimeter.

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1

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Which number completes the system of linear inequalities represented by the graph? y > 2x – 2 and x + 4y >