The boy exits the stairwell at the 4th floor, which is 42 ft above the ground. How many seconds will it take him to get to the 4th floor from a height of 136 ft?

2.41 s

Step-by-step explanation:

Given

Stairwell is at a height of

and Height from where he starts

Total height boy needs to cover is

using

where

so then what are you asking?

step-by-step explanation:

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )