Respuesta :

CastleRook
The length of the line segments will be given by:
d=√[(x-x1)²+(y-y1)²]
given the points: (-3,-8) and (10,-8)
thus:
d=√[(10-(-3))²+(-8-(-8))²]
d=√[(10+3)²+(8-8)²]
d=√(13²+0)
d=13 units