Answer:
20ft
Explanation:
Step one:
given data
a rectangular living room is 16 feet by 12 feet
Hence the Lenght = 16 ft
The width = 12 ft
Required
The diagonal of the room
Step two:
applying Pythagoras theorem we can find the diagonal as
d=√400
d=20 ft
diagonal is 20ft hence the distance between opposite corners of the living room 20ft