Answer:

Step-by-step explanation:
1221 x 1221 = 1490841
square root of 1490841 is 1221
Answer:
0.1,0.5,0.8,0.9
Step-by-step explanation:
Answer:
13
Step-by-step explanation:
We're trying to find the distance between points X and Y. Or the distance of X-Z plus Z-Y.
Lets find the distance of X-Z
6-2=4
Now lets find the distance of Z-Y
15-6=9
Now we add the distances
4+9=13