Answer:
-10; no
Step-by-step explanation:
<h2>
-4*3 + 9*2 + 8*-2 = -10</h2><h2>
</h2><h2>
-10 does not equal 0 so it is not perpendicular</h2>
Answer:
Angle ABC =70
Step-by-step explanation:
Divide 140 by 2 and apply the rule of alternante interior angles
Answer:
i don't know uhhhhhhhhhh do what ever you heart says
