Answer:
13 cm
Explanation:
The formula for the length of the diagonal of a right rectangular prism is:
d = √(l² + w² + h²)
Now, plug the given values into the formula:
d = √(4² + 3² + 12²)
d = √16 + 9 + 144)
d = √169
d = 13
9.5m questions
12.2m answers