Answer:
I dunno this one, u should
Step-by-step explanation:
Answer:
a or c
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
12b -b = 11b
11b = 77
Divide both sides by 11
b = 7
Answer:
i think its centroid not sure though.
Step-by-step explanation:
Answer: C. Their slopes are negative reciprocals
Step-by-step explanation:
The slopes of two perpendicular lines are negative reciprocals of each other.