Can y’all help me on this ?

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%

What is the surface area of a cube with the volume of 729 ft?