Answer: It traveled 0.06172 km.
Step-by-step explanation:
Given: Speed of block = 4 m/s
Time taken by block = 15.43 s
To calculate: Distance covered by it in km.
We know that,

So distance covered by block = 
= 
Since 1 kilometer = 1000 meters.
So,

Hence, it traveled 0.06172 km.
I can help u with one question,rest u can do it.
Pythagorean theorem is (hy)^2=(l)^2+(b)^2
Hypotenuse is the lingest side of a triangle
Answer:

Step-by-step explanation:


First one is 0 second is 1 third is 2 and fourth is 3 hope it helps