Answer:
The altitude will begin at angle D and go in a straight line downwards.
The perpendicular bisector will be a straight line going from one corner to the other corner, not directly downwards.
Answer:

Step-by-step explanation:
3.8 is 2x 3.8/2 is 1.9
Ignore what is scribbled out but I hope this helps!
$249.......................................
Answer:
No
Step-by-step explanation:
Should start at -7 and move 9 units towards right (in the positive direction).
Should stop at 2