I’m pretty sure it’s irrational
25 because you have to multiply 5✖️5 which equals 25. 5 is the 5 layers and the other 5 for the 5 rows.
The answer actually is C. All of the angles in a rhombus must add up to 360.
75+75+115+115=360
Answer: b
Step-by-step explanation: When you rotate it around the axis (think of it as a pole) it will become a cylinder with radius 5