D must be perpendicular to a because d is parallel to c. c is perpendicular to b. b is parallel to a.
Answer:

Step-by-step explanation:
<u>Use the formula:</u>

<u>Plug in the numbers (coordinates) given, like so:</u>


<u>Simplify:</u>
<u />
Answer:
<h2>0.075</h2>
Step-by-step explanation:
<h2>0.25*0.3=0.075. That's the answer</h2>
Answer:
IS WHAT
Step-by-step explanation:
1
2
3
B. same angle, congruent
c. both angles are 90 degrees so it equals 180 when added together
e. congruent angles
g. supplement means when 2 angles have a sum of 180 and since both are 90 it has a sum of 180
h.