Answer:
1- 1+2+3+4+5 = 15
Step-by-step explanation:
perpendicular lines are what they form If they form a right angle.
If it is not forming a right angle they are just called intersecting lines
Answer:
a = 6, b = 12, c = 18, d = 12
Step-by-step explanation:
The answer is the top leftt
