What is the measure of the angle E made by the diagonals of the any adjacent sides of a cube. Choose the most appropriate option.
A) 30  B) 45  C) 60  D) 75  E) 90
C.. 60 degrees   All the diagonals are equal. If we take 3 touching sides and connect their diagonals, we form an equilateral Triangle. Therefore, each angle would be 60..60
<result>C</result>
What is the measure of the angle E made by the diagonals of the any adjacent sides of a cube.