please answer this question I will give brainliest!

Answer: sqrt85
Step-by-step explanation:Using the distance formula we see that the distance between the two points is sqrt of 85
Answer:
The answer is the lenght of the line which you can use :
d=sqrt[(y2-y1)^2 + (x2-x1)^2]
= sqrt[(7-9)^2 + (-2-7)^2]
= sqrt(4+81)
=sqrt(85)
approximately: 9.219544 UNITS
HOPE THAT HELPS