Answer:
11.3 cm
Step-by-step explanation:
The diagonal of the cylinder can be calculated using Pythagorean Theorem as follows:
Height of the cylinder = 8 cm
Diameter = 8 cm
Diagonal = hypotenuse = x
Thus:
8² + 8² = x²
64 + 64 = x²
128 = x²
x = √128
x = 11.3 cm
