Answer:
LP = 18
Step-by-step explanation:
Given that,
In ΔLPN,
LQ = 6, LM = 11 and MN = 22
We need to find the length of LP.
As QM ║PN, let QP = x

LP = 6+x
= 6+ 12
= 18
Hence, the length of LP is 18.
Answer: 
Step-by-step explanation:
Given
The dimension of the rectangular box is 
If the Straw fits exactly into the box diagonally
So, the length of the longest diagonal of the rectangular box is equal to the length of the straw i.e.

Can you put a picture of the graph?
It was given by Harvard university