Question

find the length of the longest rod that can be placed in a small box with length 20 cm, breadth 20 cm and height 10 cm​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Given that:

length l=12m

breadth b=9m

and

height h=8m

Longest rof that can be placed in a room is nothing but its diagonal.

Length of diagonal of a cuboid=

(l

2

+b

2

+h

2

)

Length of longest rod =

(12

2

+9

2

+8

2

)

m=

(144+81+64)

m=

289

m=17m

The length of the longest rod is 17m.