Step-by-step explanation:
![\sqrt[?]{?}](https://tex.z-dn.net/?f=%20%5Csqrt%5B%3F%5D%7B%3F%7D%20)
x m
Answer:
Step-by-step explanation:
Use the formula a^2+b^2=c^ which is 7.21
The mean would be 7 I think I am not sure
This on is very easy go to my website so i can explain it better for you
<span>https://www.youtube.com/channel/UCaxhPMTZBmFcxAZ4hYpBf_w
</span>
Hope this