Answer:
d = 97 m
Explanation:
Given that,
The dimensions of the rectangular ceiling is 65 meters by 72 meters.
We need to find how much garland will Hector need to reach from one corner of the ceiling to the opposite corner. Let it is d. It will be the diagonal of the rectangle. We can find it using Pythagoras theorem as follows :
So, 97 m of garland Hector will needed to reach from one corner of the ceiling to the opposite corner.