Question

8. The length of the longest rod that can be placed in a room 30 m long, 24 m broad and 18 m high,
is
(a) 30 m
(b) 15/2 m
(c) 30/2 m
(d) 60 m​

Answer 1

Answer:

The longest rod will have a length equal to the diagonal.

Step-by-step explanation:

Diagonal = √(30²+24²+18²)

= √1800

= 30√2 m