Answer:
A) (3,6)
Step-by-step explanation:
Let M be the midpoint of the line segment at (1,7) and (5,5). Then:

Answer:
(A.
Explanation:
In A, line AD straight into BC, thus creating two 90 degree angles. This means that they are perpendicular.
(: Hope this helps
.1x+.2y=-1
.5x-.9y=6.4
×-5 equation .1x+.2y=-1
-.5x-y=5
.5x-.9y=6.4
solve by elimination
-1.9y=11.4
÷-1.9 both sides
y=-6
solve for X
.1x+.2 (-6)=-1
.1x-1.2=-1
+1.2 both sides
.1x=.2
÷ 1 both sides
x=2
plug into 2nd equation to see if it's true
x=2
y=-6
0.5(2)-0.9(-6)=6.4
1+5.4=6.4
6.4=6.4 answers hold true
25 Yards, three ribbons, so 25*3, thats 75 yards.
Convert 75 yards to Inches, you get 2700 inches, divide 2700 by 22.
You get 122.72 Repeating, round up.
Your Answer is A, 123
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Start from (19,8), take 2 minutes to travel 8 blocks back, end at (21,0).
Step-by-step explanation: