d = √85 , midpoint = (-2, [tex]\frac{3}{2}[/tex])
using the distance formula
d = √(1 + 5)² + (- 2 - 5)² = √(36 + 49) = √85
using the midpoint formula
midpoint = [ [tex]\frac{1}{2}[/tex](- 5 + 1 ), [tex]\frac{1}{2}[/tex] (5 - 2 )] = (-2, [tex]\frac{3}{2}[/tex])
