Question

2. A room has the dimensions 3m x 4m x 12m. A fly starting at one corner ends up at a diagonally opposite corner. What is the magnitude of its displacement? A.17m B. 13m C. 12m D. 11m E. 10 m​

Answer 1

13 m

Step-by-step explanation:

`space\ diagonal=√(length^2+width^2+height^2)`

`=√(3^2+4^2+12^2)`

`=√(9+16+144)`

`=√(169)`

`=13\ m`