Question

Find the distance CD rounded to

the nearest tenth.
C = (7,-4) and D = (-8,-5)
CD = [?]

Answer 1

CD= 15.03

Explanation:

x1=7, x2= -8

y1=-4, y2=-5

distance CD= √(x2- x1) 2+ (y2-y1)2

= √( -8-7)2 + [-5-(-4)]2

= √(15)2+ (-5+4)2

= √225+ (1)2

= √225+1

= √226

= 15.03