Answer:
5.83
Explanation:
Given data
x1= -8
y1= 0
x2= -5
y2= -5
The expression for the distance between two points is 
d=√((x_2-x_1)²+(y_2-y_1)²) 
substitute
d=√((-5-(-8))²+(-5-0)²) 
d=√((-5+8)²+(-5²) 
d=√(3)²+25) 
d=√9+25
d=√34
d= 5.83
Hence the distance between the points is 5.83