Respuesta :

Answer: 5 root 2

Step-by-step explanation:

using pyth. theorem

x^2= 1^2 +7^2

x^2 = 50

x = 5 root 2

Answer:

Square root of 50 approx.  7.07

Step-by-step explanation:

Do the distance formula, Which is d= sqrt of (xsub2-xsub1)squared + (ysub2-xsub1)Squared.

It would be d= sqrt of  (19-20)^2 +(5-(-2))^2 = sqrt of 50