Answer Key 231
10
y
K
x
9 8 7 6 5 4 3 2 1
–10–9–8–7–6–5–4–3–2–1 1 2 3 4 5 6 7 8
(0, 0)
–1^910
–2
–3
–4
–5
–6
–7
–8
–9
–10
0
The point K is 6 units to the left of the y-axis and 5 units below the x-axis, so
(−6, −5) is the ordered pair corresponding to point K.
- d= ()−^22 +()()−
d=+ 16 92 = 55 =
- d= ()+^22 +()()− −
d=+ 36 36 = (^2) ()( )= 6 2
- Midpoint =
⎛−
⎝⎜
⎛⎛
⎝⎝
⎞
⎠⎟
⎞⎞
⎠⎠=()
24 +
2
51 −
2
, ⎠⎠⎠ (
2
- m=
−
=
−
51 + =−
24 −
6
6
1